Compile Error

foo.cc:2:33: error: stray ‘@’ in program
    2 |  12239姚与露 (12239姚与露) LV 7 @ 3 年前
      |                                 ^
foo.cc:2:2: error: expected unqualified-id before numeric constant
    2 |  12239姚与露 (12239姚与露) LV 7 @ 3 年前
      |  ^~~~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/iosfwd:42,
                 from /nix/gcc/include/c++/14.2.1.20250322/ios:40,
                 from /nix/gcc/include/c++/14.2.1.20250322/ostream:40,
                 from /nix/gcc/include/c++/14.2.1.20250322/iostream:41,
                 from foo.cc:3:
/nix/gcc/include/c++/14.2.1.20250322/bits/postypes.h:68:11: error: ‘ptrdiff_t’ does not name a type
   68 |   typedef ptrdiff_t     streamsize; // Signed integral type
      |           ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/postypes.h:41:1: note: ‘ptrdiff_t’ is defined in header ‘<cstddef>’; this is probably fixable by adding ‘#include <cstddef>’
   40 | #include <cwchar> // For mbstate_t
  +++ |+#include <cstddef>
   41 | 
In file included from /nix/gcc/include/c++/14.2.1.20250322/bits/exception_ptr.h:38,
                 from /nix/gcc/include/c++/14.2.1.20250322/exception:166,
                 from /nix/gcc/include/c++/14.2.1.20250322/ios:41:
/nix/gcc/include/c++/14.2.1.20250322/new:131:26: error: declaration of ‘operator new’ as non-function
  131 | _GLIBCXX_NODISCARD void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
      |                          ^~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:131:44: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
  131 | _GLIBCXX_NODISCARD void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
      |                                            ^~~~~~
In file included from /nix/glibc-2.40-66-dev/include/wchar.h:35,
                 from /nix/gcc/include/c++/14.2.1.20250322/cwchar:44,
                 from /nix/gcc/include/c++/14.2.1.20250322/bits/postypes.h:40:
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:132:41: error: attributes after parenthesized initializer ignored [-fpermissive]
  132 |   __attribute__((__externally_visible__));
      |                                         ^
/nix/gcc/include/c++/14.2.1.20250322/new:133:26: error: declaration of ‘operator new []’ as non-function
  133 | _GLIBCXX_NODISCARD void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
      |                          ^~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:133:46: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
  133 | _GLIBCXX_NODISCARD void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
      |                                              ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:134:41: error: attributes after parenthesized initializer ignored [-fpermissive]
  134 |   __attribute__((__externally_visible__));
      |                                         ^
/nix/gcc/include/c++/14.2.1.20250322/new:145:26: error: declaration of ‘operator new’ as non-function
  145 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
      |                          ^~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:145:44: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
  145 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
      |                                            ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:145:52: error: expected primary-expression before ‘const’
  145 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
      |                                                    ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:147:26: error: declaration of ‘operator new []’ as non-function
  147 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
      |                          ^~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:147:46: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
  147 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
      |                                              ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:147:54: error: expected primary-expression before ‘const’
  147 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
      |                                                      ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:179:33: error: declaration of ‘operator new’ as non-function
  179 | _GLIBCXX_NODISCARD inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
      |                                 ^~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:179:51: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
  179 | _GLIBCXX_NODISCARD inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
      |                                                   ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:179:59: error: expected primary-expression before ‘void’
  179 | _GLIBCXX_NODISCARD inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
      |                                                           ^~~~
/nix/gcc/include/c++/14.2.1.20250322/new:181:33: error: declaration of ‘operator new []’ as non-function
  181 | _GLIBCXX_NODISCARD inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
      |                                 ^~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:181:53: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
  181 | _GLIBCXX_NODISCARD inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
      |                                                     ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/new:181:61: error: expected primary-expression before ‘void’
  181 | _GLIBCXX_NODISCARD inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
      |                                                             ^~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/bits/move.h:37,
                 from /nix/gcc/include/c++/14.2.1.20250322/bits/exception_ptr.h:41:
/nix/gcc/include/c++/14.2.1.20250322/type_traits:666:33: error: ‘nullptr_t’ is not a member of ‘std’; did you mean ‘nullptr_t’?
  666 |     struct is_null_pointer<std::nullptr_t>
      |                                 ^~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/bits/cxxabi_init_exception.h:38,
                 from /nix/gcc/include/c++/14.2.1.20250322/bits/exception_ptr.h:36:
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:443:29: note: ‘nullptr_t’ declared here
  443 |   typedef decltype(nullptr) nullptr_t;
      |                             ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:666:33: error: ‘nullptr_t’ is not a member of ‘std’; did you mean ‘nullptr_t’?
  666 |     struct is_null_pointer<std::nullptr_t>
      |                                 ^~~~~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:443:29: note: ‘nullptr_t’ declared here
  443 |   typedef decltype(nullptr) nullptr_t;
      |                             ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:666:42: error: template argument 1 is invalid
  666 |     struct is_null_pointer<std::nullptr_t>
      |                                          ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:670:48: error: template argument 1 is invalid
  670 |     struct is_null_pointer<const std::nullptr_t>
      |                                                ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:674:51: error: template argument 1 is invalid
  674 |     struct is_null_pointer<volatile std::nullptr_t>
      |                                                   ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:678:57: error: template argument 1 is invalid
  678 |     struct is_null_pointer<const volatile std::nullptr_t>
      |                                                         ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1429:37: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
 1429 |     : public integral_constant<std::size_t, alignof(_Tp)>
      |                                     ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1429:37: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
 1429 |     : public integral_constant<std::size_t, alignof(_Tp)>
      |                                     ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1429:57: error: template argument 1 is invalid
 1429 |     : public integral_constant<std::size_t, alignof(_Tp)>
      |                                                         ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1429:57: note: invalid template non-type parameter
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1438:37: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
 1438 |     : public integral_constant<std::size_t, 0> { };
      |                                     ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1438:37: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
 1438 |     : public integral_constant<std::size_t, 0> { };
      |                                     ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1438:46: error: template argument 1 is invalid
 1438 |     : public integral_constant<std::size_t, 0> { };
      |                                              ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1438:46: note: invalid template non-type parameter
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1440:31: error: ‘std::size_t’ has not been declared
 1440 |   template<typename _Tp, std::size_t _Size>
      |                               ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1441:21: error: ‘_Size’ was not declared in this scope
 1441 |     struct rank<_Tp[_Size]>
      |                     ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1441:27: error: template argument 1 is invalid
 1441 |     struct rank<_Tp[_Size]>
      |                           ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1442:37: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
 1442 |     : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
      |                                     ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1442:37: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
 1442 |     : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
      |                                     ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1442:65: error: template argument 1 is invalid
 1442 |     : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
      |                                                                 ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1442:65: note: invalid template non-type parameter
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1446:37: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
 1446 |     : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
      |                                     ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1446:37: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
 1446 |     : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
      |                                     ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1446:65: error: template argument 1 is invalid
 1446 |     : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
      |                                                                 ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:1446:65: note: invalid template non-type parameter
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2086:31: error: ‘std::size_t’ has not been declared
 2086 |   template<typename _Tp, std::size_t _Size>
      |                               ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2087:30: error: ‘_Size’ was not declared in this scope
 2087 |     struct remove_extent<_Tp[_Size]>
      |                              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2087:36: error: template argument 1 is invalid
 2087 |     struct remove_extent<_Tp[_Size]>
      |                                    ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2099:31: error: ‘std::size_t’ has not been declared
 2099 |   template<typename _Tp, std::size_t _Size>
      |                               ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2100:35: error: ‘_Size’ was not declared in this scope
 2100 |     struct remove_all_extents<_Tp[_Size]>
      |                                   ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2100:41: error: template argument 1 is invalid
 2100 |     struct remove_all_extents<_Tp[_Size]>
      |                                         ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2171:17: error: ‘std::size_t’ has not been declared
 2171 |   template<std::size_t _Len>
      |                 ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2176:30: error: ‘_Len’ was not declared in this scope
 2176 |         unsigned char __data[_Len];
      |                              ^~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2194:17: error: ‘std::size_t’ has not been declared
 2194 |   template<std::size_t _Len, std::size_t _Align =
      |                 ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2194:35: error: ‘std::size_t’ has not been declared
 2194 |   template<std::size_t _Len, std::size_t _Align =
      |                                   ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2195:55: error: ‘_Len’ was not declared in this scope
 2195 |            __alignof__(typename __aligned_storage_msa<_Len>::__type)>
      |                                                       ^~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2195:59: error: template argument 1 is invalid
 2195 |            __alignof__(typename __aligned_storage_msa<_Len>::__type)>
      |                                                           ^
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2202:30: error: ‘_Len’ was not declared in this scope
 2202 |         unsigned char __data[_Len];
      |                              ^~~~
/nix/gcc/include/c++/14.2.1.20250322/type_traits:2203:44: error: ‘_Align’ was not declared in this scope
 2203 |         struct __attribute__((__aligned__((_Align)))) { } __align;
      |                                            ^~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/ios:42:
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:144:66: error: ‘std::size_t’ has not been declared
  144 |       compare(const char_type* __s1, const char_type* __s2, std::size_t __n);
      |                                                                  ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:146:40: error: ‘size_t’ in namespace ‘std’ does not name a type
  146 |       static _GLIBCXX14_CONSTEXPR std::size_t
      |                                        ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:150:39: error: ‘std::size_t’ has not been declared
  150 |       find(const char_type* __s, std::size_t __n, const char_type& __a);
      |                                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:153:57: error: ‘std::size_t’ has not been declared
  153 |       move(char_type* __s1, const char_type* __s2, std::size_t __n);
      |                                                         ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:156:57: error: ‘std::size_t’ has not been declared
  156 |       copy(char_type* __s1, const char_type* __s2, std::size_t __n);
      |                                                         ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:159:35: error: ‘std::size_t’ has not been declared
  159 |       assign(char_type* __s, std::size_t __n, char_type __a);
      |                                   ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:187:64: error: ‘std::size_t’ has not been declared
  187 |     compare(const char_type* __s1, const char_type* __s2, std::size_t __n)
      |                                                                ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h: In static member function ‘static int __gnu_cxx::char_traits<_CharT>::compare(const char_type*, const char_type*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:189:17: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
  189 |       for (std::size_t __i = 0; __i < __n; ++__i)
      |                 ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:189:33: error: ‘__i’ was not declared in this scope; did you mean ‘__n’?
  189 |       for (std::size_t __i = 0; __i < __n; ++__i)
      |                                 ^~~
      |                                 __n
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:198:31: error: ‘size_t’ in namespace ‘std’ does not name a type
  198 |     _GLIBCXX14_CONSTEXPR std::size_t
      |                               ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:211:37: error: ‘std::size_t’ has not been declared
  211 |     find(const char_type* __s, std::size_t __n, const char_type& __a)
      |                                     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h: In static member function ‘static const __gnu_cxx::char_traits<_CharT>::char_type* __gnu_cxx::char_traits<_CharT>::find(const char_type*, int, const char_type&)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:213:17: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
  213 |       for (std::size_t __i = 0; __i < __n; ++__i)
      |                 ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:213:33: error: ‘__i’ was not declared in this scope; did you mean ‘__s’?
  213 |       for (std::size_t __i = 0; __i < __n; ++__i)
      |                                 ^~~
      |                                 __s
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:223:55: error: ‘std::size_t’ has not been declared
  223 |     move(char_type* __s1, const char_type* __s2, std::size_t __n)
      |                                                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:254:55: error: ‘std::size_t’ has not been declared
  254 |     copy(char_type* __s1, const char_type* __s2, std::size_t __n)
      |                                                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:274:33: error: ‘std::size_t’ has not been declared
  274 |     assign(char_type* __s, std::size_t __n, char_type __a)
      |                                 ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h: In static member function ‘static __gnu_cxx::char_traits<_CharT>::char_type* __gnu_cxx::char_traits<_CharT>::assign(char_type*, int, char_type)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:296:21: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
  296 |           for (std::size_t __i = 0; __i < __n; ++__i)
      |                     ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/char_traits.h:296:37: error: ‘__i’ was not declared in this scope; did you mean ‘__s’?
  296 |           for (std::size_t __i = 0; __i < __n; ++__i)
      |                                     ^~~
      |                                     __s
In file included from /nix/gcc/include/c++/14.2.1.20250322/x86_64-unknown-linux-gnu/bits/c++allocator.h:33,
                 from /nix/gcc/include/c++/14.2.1.20250322/bits/allocator.h:46,
                 from /nix/gcc/include/c++/14.2.1.20250322/string:43,
                 from /nix/gcc/include/c++/14.2.1.20250322/bits/locale_classes.h:40,
                 from /nix/gcc/include/c++/14.2.1.20250322/bits/ios_base.h:41,
                 from /nix/gcc/include/c++/14.2.1.20250322/ios:44:
/nix/gcc/include/c++/14.2.1.20250322/bits/new_allocator.h: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/new_allocator.h:67:20: error: ‘size_t’ in namespace ‘std’ does not name a type
   67 |       typedef std::size_t     size_type;
      |                    ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/new_allocator.h:68:20: error: ‘ptrdiff_t’ in namespace ‘std’ does not name a type
   68 |       typedef std::ptrdiff_t  difference_type;
      |                    ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/new_allocator.h:126:16: error: ‘size_type’ has not been declared
  126 |       allocate(size_type __n, const void* = static_cast<const void*>(0))
      |                ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/new_allocator.h:156:28: error: ‘size_type’ has not been declared
  156 |       deallocate(_Tp* __p, size_type __n __attribute__ ((__unused__)))
      |                            ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/new_allocator.h:181:7: error: ‘size_type’ does not name a type; did you mean ‘true_type’?
  181 |       size_type
      |       ^~~~~~~~~
      |       true_type
/nix/gcc/include/c++/14.2.1.20250322/bits/new_allocator.h:229:26: error: ‘size_type’ does not name a type; did you mean ‘true_type’?
  229 |       _GLIBCXX_CONSTEXPR size_type
      |                          ^~~~~~~~~
      |                          true_type
/nix/gcc/include/c++/14.2.1.20250322/bits/new_allocator.h: In member function ‘_Tp* std::__new_allocator<_Tp>::allocate(int, const void*)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/new_allocator.h:138:29: error: ‘size_t’ is not a member of ‘std’; did you mean ‘size_t’?
  138 |             if (__n > (std::size_t(-1) / sizeof(_Tp)))
      |                             ^~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:214:23: note: ‘size_t’ declared here
  214 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/string:46:
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h:48:40: error: ‘streamsize’ has not been declared
   48 |                     const _CharT* __s, streamsize __n)
      |                                        ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h: In function ‘void std::__ostream_write(basic_ostream<_CharT, _Traits>&, const _CharT*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h:53:13: error: ‘streamsize’ does not name a type
   53 |       const streamsize __put = __out.rdbuf()->sputn(__s, __n);
      |             ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h:54:11: error: ‘__put’ was not declared in this scope; did you mean ‘__out’?
   54 |       if (__put != __n)
      |           ^~~~~
      |           __out
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h:60:59: error: ‘streamsize’ has not been declared
   60 |     __ostream_fill(basic_ostream<_CharT, _Traits>& __out, streamsize __n)
      |                                                           ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h:80:41: error: ‘streamsize’ has not been declared
   80 |                      const _CharT* __s, streamsize __n)
      |                                         ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h: In function ‘std::basic_ostream<_CharT, _Traits>& std::__ostream_insert(basic_ostream<_CharT, _Traits>&, const _CharT*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h:90:21: error: ‘streamsize’ does not name a type
   90 |               const streamsize __w = __out.width();
      |                     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h:91:19: error: ‘__w’ was not declared in this scope; did you mean ‘__s’?
   91 |               if (__w > __n)
      |                   ^~~
      |                   __s
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h:121:68: error: ‘streamsize’ has not been declared
  121 |   extern template ostream& __ostream_insert(ostream&, const char*, streamsize);
      |                                                                    ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream_insert.h:125:46: error: ‘streamsize’ has not been declared
  125 |                                              streamsize);
      |                                              ^~~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/bits/stl_iterator.h:65,
                 from /nix/gcc/include/c++/14.2.1.20250322/string:48:
/nix/gcc/include/c++/14.2.1.20250322/ext/type_traits.h:164:35: error: ‘constexpr const bool __gnu_cxx::__is_null_pointer’ redeclared as different kind of entity
  164 |   __is_null_pointer(std::nullptr_t)
      |                                   ^
/nix/gcc/include/c++/14.2.1.20250322/ext/type_traits.h:159:5: note: previous declaration ‘template<class _Type> constexpr bool __gnu_cxx::__is_null_pointer(_Type)’
  159 |     __is_null_pointer(_Type)
      |     ^~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/type_traits.h:164:26: error: ‘nullptr_t’ is not a member of ‘std’; did you mean ‘nullptr_t’?
  164 |   __is_null_pointer(std::nullptr_t)
      |                          ^~~~~~~~~
/nix/gcc/lib/gcc/x86_64-unknown-linux-gnu/14.2.1/include/stddef.h:443:29: note: ‘nullptr_t’ declared here
  443 |   typedef decltype(nullptr) nullptr_t;
      |                             ^~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/ext/alloc_traits.h:34,
                 from /nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:39,
                 from /nix/gcc/include/c++/14.2.1.20250322/string:54:
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:482:36: error: ‘ptrdiff_t’ in namespace ‘std’ does not name a type
  482 |       using difference_type = std::ptrdiff_t;
      |                                    ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:485:30: error: ‘size_t’ in namespace ‘std’ does not name a type
  485 |       using size_type = std::size_t;
      |                              ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:514:37: error: ‘size_type’ has not been declared
  514 |       allocate(allocator_type& __a, size_type __n)
      |                                     ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:529:37: error: ‘size_type’ has not been declared
  529 |       allocate(allocator_type& __a, size_type __n,
      |                                     ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:549:52: error: ‘size_type’ has not been declared
  549 |       deallocate(allocator_type& __a, pointer __p, size_type __n)
      |                                                    ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:609:35: error: ‘size_type’ does not name a type; did you mean ‘true_type’?
  609 |       static _GLIBCXX20_CONSTEXPR size_type
      |                                   ^~~~~~~~~
      |                                   true_type
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:659:36: error: ‘ptrdiff_t’ in namespace ‘std’ does not name a type
  659 |       using difference_type = std::ptrdiff_t;
      |                                    ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:662:30: error: ‘size_t’ in namespace ‘std’ does not name a type
  662 |       using size_type = std::size_t;
      |                              ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:684:33: error: ‘size_type’ has not been declared
  684 |       allocate(allocator_type&, size_type, const void* = nullptr) = delete;
      |                                 ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:688:42: error: ‘size_type’ has not been declared
  688 |       deallocate(allocator_type&, void*, size_type) = delete;
      |                                          ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/alloc_traits.h:723:14: error: ‘size_type’ does not name a type; did you mean ‘true_type’?
  723 |       static size_type
      |              ^~~~~~~~~
      |              true_type
In file included from /nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4154:
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:57:58: error: ‘std::size_t’ has not been declared
   57 |            const char* __name, const _CharT* __str, std::size_t* __idx,
      |                                                          ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:101:48: error: ‘std::size_t’ has not been declared
  101 |     __to_xstring(int (*__convf) (_CharT*, std::size_t, const _CharT*,
      |                                                ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:102:59: error: ‘std::size_t’ has not been declared
  102 |                                  __builtin_va_list), std::size_t __n,
      |                                                           ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/alloc_traits.h: In instantiation of ‘struct __gnu_cxx::__alloc_traits<std::allocator<char>, char>’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:94:24:   required from ‘class std::__cxx11::basic_string<char>’
   94 |         rebind<_CharT>::other _Char_alloc_type;
      |                               ^~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4165:68:   required from here
 4165 |   { return __gnu_cxx::__stoa<long, int>(&std::strtol, "stoi", __str.c_str(),
      |                                                                    ^
/nix/gcc/include/c++/14.2.1.20250322/ext/alloc_traits.h:56:53: error: no type named ‘size_type’ in ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::_Base_type’ {aka ‘struct std::allocator_traits<std::allocator<char> >’}
   56 |     typedef typename _Base_type::size_type          size_type;
      |                                                     ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/alloc_traits.h:57:53: error: no type named ‘difference_type’ in ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::_Base_type’ {aka ‘struct std::allocator_traits<std::allocator<char> >’}
   57 |     typedef typename _Base_type::difference_type    difference_type;
      |                                                     ^~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/alloc_traits.h:65:23: error: ‘max_size’ has not been declared in ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::_Base_type’
   65 |     using _Base_type::max_size;
      |                       ^~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘int std::__cxx11::stoi(const std::string&, size_t*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4165:40: error: no matching function for call to ‘__stoa<long int, int>(long int (*)(const char*, char**, int) noexcept, const char [5], const char*, size_t*&, int&)’
 4165 |   { return __gnu_cxx::__stoa<long, int>(&std::strtol, "stoi", __str.c_str(),
      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 4166 |                                         __idx, __base); }
      |                                         ~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4166:41: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4166 |                                         __idx, __base); }
      |                                         ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘long int std::__cxx11::stol(const std::string&, size_t*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4170:29: error: no matching function for call to ‘__stoa(long int (*)(const char*, char**, int) noexcept, const char [5], const char*, size_t*&, int&)’
 4170 |   { return __gnu_cxx::__stoa(&std::strtol, "stol", __str.c_str(),
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 4171 |                              __idx, __base); }
      |                              ~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4171:30: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4171 |                              __idx, __base); }
      |                              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘long unsigned int std::__cxx11::stoul(const std::string&, size_t*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4175:29: error: no matching function for call to ‘__stoa(long unsigned int (*)(const char*, char**, int) noexcept, const char [6], const char*, size_t*&, int&)’
 4175 |   { return __gnu_cxx::__stoa(&std::strtoul, "stoul", __str.c_str(),
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 4176 |                              __idx, __base); }
      |                              ~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4176:30: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4176 |                              __idx, __base); }
      |                              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘long long int std::__cxx11::stoll(const std::string&, size_t*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4181:29: error: no matching function for call to ‘__stoa(long long int (*)(const char*, char**, int) noexcept, const char [6], const char*, size_t*&, int&)’
 4181 |   { return __gnu_cxx::__stoa(&std::strtoll, "stoll", __str.c_str(),
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 4182 |                              __idx, __base); }
      |                              ~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4182:30: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4182 |                              __idx, __base); }
      |                              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘long long unsigned int std::__cxx11::stoull(const std::string&, size_t*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4186:29: error: no matching function for call to ‘__stoa(long long unsigned int (*)(const char*, char**, int) noexcept, const char [7], const char*, size_t*&, int&)’
 4186 |   { return __gnu_cxx::__stoa(&std::strtoull, "stoull", __str.c_str(),
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 4187 |                              __idx, __base); }
      |                              ~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4187:30: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4187 |                              __idx, __base); }
      |                              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘double std::__cxx11::stod(const std::string&, size_t*)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4200:29: error: no matching function for call to ‘__stoa(double (*)(const char*, char**) noexcept, const char [5], const char*, size_t*&)’
 4200 |   { return __gnu_cxx::__stoa(&std::strtod, "stod", __str.c_str(), __idx); }
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4200:67: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4200 |   { return __gnu_cxx::__stoa(&std::strtod, "stod", __str.c_str(), __idx); }
      |                                                                   ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘float std::__cxx11::stof(const std::string&, size_t*)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4206:29: error: no matching function for call to ‘__stoa(float (*)(const char*, char**) noexcept, const char [5], const char*, size_t*&)’
 4206 |   { return __gnu_cxx::__stoa(&std::strtof, "stof", __str.c_str(), __idx); }
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4206:67: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4206 |   { return __gnu_cxx::__stoa(&std::strtof, "stof", __str.c_str(), __idx); }
      |                                                                   ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘long double std::__cxx11::stold(const std::string&, size_t*)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4228:29: error: no matching function for call to ‘__stoa(long double (*)(const char*, char**) noexcept, const char [6], const char*, size_t*&)’
 4228 |   { return __gnu_cxx::__stoa(&std::strtold, "stold", __str.c_str(), __idx); }
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4228:69: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4228 |   { return __gnu_cxx::__stoa(&std::strtold, "stold", __str.c_str(), __idx); }
      |                                                                     ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘std::string std::__cxx11::to_string(int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4249:11: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘__resize_and_overwrite’
 4249 |     __str.__resize_and_overwrite(__neg + __len, [=](char* __p, size_t __n) {
      |           ^~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘std::string std::__cxx11::to_string(unsigned int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4266:11: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘__resize_and_overwrite’
 4266 |     __str.__resize_and_overwrite(__len, [__val](char* __p, size_t __n) {
      |           ^~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘std::string std::__cxx11::to_string(long int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4284:11: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘__resize_and_overwrite’
 4284 |     __str.__resize_and_overwrite(__neg + __len, [=](char* __p, size_t __n) {
      |           ^~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘std::string std::__cxx11::to_string(long unsigned int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4301:11: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘__resize_and_overwrite’
 4301 |     __str.__resize_and_overwrite(__len, [__val](char* __p, size_t __n) {
      |           ^~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘std::string std::__cxx11::to_string(long long int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4317:11: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘__resize_and_overwrite’
 4317 |     __str.__resize_and_overwrite(__neg + __len, [=](char* __p, size_t __n) {
      |           ^~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘std::string std::__cxx11::to_string(long long unsigned int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4331:11: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘__resize_and_overwrite’
 4331 |     __str.__resize_and_overwrite(__len, [__val](char* __p, size_t __n) {
      |           ^~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘std::string std::__cxx11::to_string(float)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4405:43: error: no matching function for call to ‘__to_xstring<std::string>(int (*)(char*, size_t, const char*, __va_list_tag*) noexcept, const int&, const char [3], float&)’
 4405 |     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
 4406 |                                            "%f", __val);
      |                                            ~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:101:5: note: candidate: ‘template<class _String, class _CharT> _String __gnu_cxx::__to_xstring(int (*)(_CharT*, int, const _CharT*, __va_list_tag*), int, const _CharT*, ...)’
  101 |     __to_xstring(int (*__convf) (_CharT*, std::size_t, const _CharT*,
      |     ^~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:101:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4405:43: note:   mismatched types ‘int’ and ‘size_t’ {aka ‘long unsigned int’}
 4405 |     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
 4406 |                                            "%f", __val);
      |                                            ~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘std::string std::__cxx11::to_string(double)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4415:43: error: no matching function for call to ‘__to_xstring<std::string>(int (*)(char*, size_t, const char*, __va_list_tag*) noexcept, const int&, const char [3], double&)’
 4415 |     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
 4416 |                                            "%f", __val);
      |                                            ~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:101:5: note: candidate: ‘template<class _String, class _CharT> _String __gnu_cxx::__to_xstring(int (*)(_CharT*, int, const _CharT*, __va_list_tag*), int, const _CharT*, ...)’
  101 |     __to_xstring(int (*__convf) (_CharT*, std::size_t, const _CharT*,
      |     ^~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:101:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4415:43: note:   mismatched types ‘int’ and ‘size_t’ {aka ‘long unsigned int’}
 4415 |     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
 4416 |                                            "%f", __val);
      |                                            ~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘std::string std::__cxx11::to_string(long double)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4425:43: error: no matching function for call to ‘__to_xstring<std::string>(int (*)(char*, size_t, const char*, __va_list_tag*) noexcept, const int&, const char [4], long double&)’
 4425 |     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
 4426 |                                            "%Lf", __val);
      |                                            ~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:101:5: note: candidate: ‘template<class _String, class _CharT> _String __gnu_cxx::__to_xstring(int (*)(_CharT*, int, const _CharT*, __va_list_tag*), int, const _CharT*, ...)’
  101 |     __to_xstring(int (*__convf) (_CharT*, std::size_t, const _CharT*,
      |     ^~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:101:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4425:43: note:   mismatched types ‘int’ and ‘size_t’ {aka ‘long unsigned int’}
 4425 |     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
 4426 |                                            "%Lf", __val);
      |                                            ~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/alloc_traits.h: In instantiation of ‘struct __gnu_cxx::__alloc_traits<std::allocator<wchar_t>, wchar_t>’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:94:24:   required from ‘class std::__cxx11::basic_string<wchar_t>’
   94 |         rebind<_CharT>::other _Char_alloc_type;
      |                               ^~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4433:68:   required from here
 4433 |   { return __gnu_cxx::__stoa<long, int>(&std::wcstol, "stoi", __str.c_str(),
      |                                                                    ^
/nix/gcc/include/c++/14.2.1.20250322/ext/alloc_traits.h:56:53: error: no type named ‘size_type’ in ‘__gnu_cxx::__alloc_traits<std::allocator<wchar_t>, wchar_t>::_Base_type’ {aka ‘struct std::allocator_traits<std::allocator<wchar_t> >’}
   56 |     typedef typename _Base_type::size_type          size_type;
      |                                                     ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/alloc_traits.h:57:53: error: no type named ‘difference_type’ in ‘__gnu_cxx::__alloc_traits<std::allocator<wchar_t>, wchar_t>::_Base_type’ {aka ‘struct std::allocator_traits<std::allocator<wchar_t> >’}
   57 |     typedef typename _Base_type::difference_type    difference_type;
      |                                                     ^~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/alloc_traits.h:65:23: error: ‘max_size’ has not been declared in ‘__gnu_cxx::__alloc_traits<std::allocator<wchar_t>, wchar_t>::_Base_type’
   65 |     using _Base_type::max_size;
      |                       ^~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘int std::__cxx11::stoi(const std::wstring&, size_t*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4433:40: error: no matching function for call to ‘__stoa<long int, int>(long int (*)(const wchar_t*, wchar_t**, int) noexcept, const char [5], const wchar_t*, size_t*&, int&)’
 4433 |   { return __gnu_cxx::__stoa<long, int>(&std::wcstol, "stoi", __str.c_str(),
      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 4434 |                                         __idx, __base); }
      |                                         ~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4434:41: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4434 |                                         __idx, __base); }
      |                                         ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘long int std::__cxx11::stol(const std::wstring&, size_t*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4438:29: error: no matching function for call to ‘__stoa(long int (*)(const wchar_t*, wchar_t**, int) noexcept, const char [5], const wchar_t*, size_t*&, int&)’
 4438 |   { return __gnu_cxx::__stoa(&std::wcstol, "stol", __str.c_str(),
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 4439 |                              __idx, __base); }
      |                              ~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4439:30: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4439 |                              __idx, __base); }
      |                              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘long unsigned int std::__cxx11::stoul(const std::wstring&, size_t*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4443:29: error: no matching function for call to ‘__stoa(long unsigned int (*)(const wchar_t*, wchar_t**, int) noexcept, const char [6], const wchar_t*, size_t*&, int&)’
 4443 |   { return __gnu_cxx::__stoa(&std::wcstoul, "stoul", __str.c_str(),
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 4444 |                              __idx, __base); }
      |                              ~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4444:30: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4444 |                              __idx, __base); }
      |                              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘long long int std::__cxx11::stoll(const std::wstring&, size_t*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4448:29: error: no matching function for call to ‘__stoa(long long int (*)(const wchar_t*, wchar_t**, int) noexcept, const char [6], const wchar_t*, size_t*&, int&)’
 4448 |   { return __gnu_cxx::__stoa(&std::wcstoll, "stoll", __str.c_str(),
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 4449 |                              __idx, __base); }
      |                              ~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4449:30: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4449 |                              __idx, __base); }
      |                              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘long long unsigned int std::__cxx11::stoull(const std::wstring&, size_t*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4453:29: error: no matching function for call to ‘__stoa(long long unsigned int (*)(const wchar_t*, wchar_t**, int) noexcept, const char [7], const wchar_t*, size_t*&, int&)’
 4453 |   { return __gnu_cxx::__stoa(&std::wcstoull, "stoull", __str.c_str(),
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 4454 |                              __idx, __base); }
      |                              ~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4454:30: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4454 |                              __idx, __base); }
      |                              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘float std::__cxx11::stof(const std::wstring&, size_t*)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4459:29: error: no matching function for call to ‘__stoa(float (*)(const wchar_t*, wchar_t**) noexcept, const char [5], const wchar_t*, size_t*&)’
 4459 |   { return __gnu_cxx::__stoa(&std::wcstof, "stof", __str.c_str(), __idx); }
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4459:67: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4459 |   { return __gnu_cxx::__stoa(&std::wcstof, "stof", __str.c_str(), __idx); }
      |                                                                   ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘double std::__cxx11::stod(const std::wstring&, size_t*)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4463:29: error: no matching function for call to ‘__stoa(double (*)(const wchar_t*, wchar_t**) noexcept, const char [5], const wchar_t*, size_t*&)’
 4463 |   { return __gnu_cxx::__stoa(&std::wcstod, "stod", __str.c_str(), __idx); }
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4463:67: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4463 |   { return __gnu_cxx::__stoa(&std::wcstod, "stod", __str.c_str(), __idx); }
      |                                                                   ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘long double std::__cxx11::stold(const std::wstring&, size_t*)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4467:29: error: no matching function for call to ‘__stoa(long double (*)(const wchar_t*, wchar_t**) noexcept, const char [6], const wchar_t*, size_t*&)’
 4467 |   { return __gnu_cxx::__stoa(&std::wcstold, "stold", __str.c_str(), __idx); }
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note: candidate: ‘template<class _TRet, class _Ret, class _CharT, class ... _Base> _Ret __gnu_cxx::__stoa(_TRet (*)(const _CharT*, _CharT**, _Base ...), const char*, const _CharT*, int*, _Base ...)’
   56 |     __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
      |     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ext/string_conversions.h:56:5: note:   template argument deduction/substitution failed:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4467:69: note:   cannot convert ‘__idx’ (type ‘size_t*’ {aka ‘long unsigned int*’}) to type ‘int*’
 4467 |   { return __gnu_cxx::__stoa(&std::wcstold, "stold", __str.c_str(), __idx); }
      |                                                                     ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In function ‘std::wstring std::__cxx11::__to_wstring_numeric(const std::string&)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4531:51: error: ‘const std::string’ {aka ‘const class std::__cxx11::basic_string<char>’} has no member named ‘size’
 4531 |       return wstring(__s.data(), __s.data() + __s.size());
      |                                                   ^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4536:14: error: ‘std::wstring’ {aka ‘class std::__cxx11::basic_string<wchar_t>’} has no member named ‘__resize_and_overwrite’
 4536 |         __ws.__resize_and_overwrite(__s.size(),
      |              ^~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:4536:41: error: ‘const std::string’ {aka ‘const class std::__cxx11::basic_string<char>’} has no member named ‘size’
 4536 |         __ws.__resize_and_overwrite(__s.size(),
      |                                         ^~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/string:55:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.tcc: In function ‘std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, __cxx11::basic_string<_CharT, _Traits, _Alloc>&)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.tcc:857:21: error: ‘streamsize’ does not name a type
  857 |               const streamsize __w = __in.width();
      |                     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.tcc:858:39: error: ‘__w’ was not declared in this scope; did you mean ‘__n’?
  858 |               const __size_type __n = __w > 0 ? static_cast<__size_type>(__w)
      |                                       ^~~
      |                                       __n
/nix/gcc/include/c++/14.2.1.20250322/bits/ios_base.h: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/ios_base.h:578:5: error: ‘streamsize’ does not name a type
  578 |     streamsize          _M_precision;
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ios_base.h:579:5: error: ‘streamsize’ does not name a type
  579 |     streamsize          _M_width;
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ios_base.h:751:5: error: ‘streamsize’ does not name a type
  751 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ios_base.h:760:5: error: ‘streamsize’ does not name a type
  760 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ios_base.h:774:5: error: ‘streamsize’ does not name a type
  774 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/ios_base.h:783:5: error: ‘streamsize’ does not name a type
  783 |     streamsize
      |     ^~~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/ios:45:
/nix/gcc/include/c++/14.2.1.20250322/streambuf:54:5: error: ‘streamsize’ does not name a type
   54 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:151:14: error: ‘streamsize’ does not name a type
  151 |       friend streamsize
      |              ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:171:54: error: ‘streamsize’ has not been declared
  171 |       friend void __istream_extract(istream&, char*, streamsize);
      |                                                      ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:246:33: error: ‘streamsize’ has not been declared
  246 |       pubsetbuf(char_type* __s, streamsize __n)
      |                                 ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:290:7: error: ‘streamsize’ does not name a type
  290 |       streamsize
      |       ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:363:7: error: ‘streamsize’ does not name a type
  363 |       streamsize
      |       ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:456:7: error: ‘streamsize’ does not name a type
  456 |       streamsize
      |       ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:598:26: error: ‘streamsize’ has not been declared
  598 |       setbuf(char_type*, streamsize)
      |                          ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:655:15: error: ‘streamsize’ does not name a type
  655 |       virtual streamsize
      |               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:671:15: error: ‘streamsize’ does not name a type
  671 |       virtual streamsize
      |               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:748:15: error: ‘streamsize’ does not name a type
  748 |       virtual streamsize
      |               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:802:20: error: ‘streamsize’ has not been declared
  802 |       __safe_gbump(streamsize __n) { _M_in_cur += __n; }
      |                    ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:805:20: error: ‘streamsize’ has not been declared
  805 |       __safe_pbump(streamsize __n) { _M_out_cur += __n; }
      |                    ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:845:5: error: ‘streamsize’ does not name a type
  845 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/streambuf:850:5: error: ‘streamsize’ does not name a type
  850 |     streamsize
      |     ^~~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/streambuf:860:
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf.tcc:44:5: error: ‘streamsize’ does not name a type
   44 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf.tcc:78:5: error: ‘streamsize’ does not name a type
   78 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf.tcc:115:5: error: ‘streamsize’ does not name a type
  115 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf.tcc:138:12: error: ‘streamsize’ does not name a type
  138 |     inline streamsize
      |            ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf.tcc:152:5: error: ‘streamsize’ is not a template function
  152 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf.tcc:152:15: error: expected ‘;’ before ‘__copy_streambufs’
  152 |     streamsize
      |               ^
      |               ;
  153 |     __copy_streambufs(basic_streambuf<char>*,
      |     ~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf.tcc:160:5: error: ‘streamsize’ is not a template function
  160 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf.tcc:160:15: error: expected ‘;’ before ‘__copy_streambufs’
  160 |     streamsize
      |               ^
      |               ;
  161 |     __copy_streambufs(basic_streambuf<wchar_t>*,
      |     ~~~~~~~~~~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.h:48,
                 from /nix/gcc/include/c++/14.2.1.20250322/bits/basic_ios.h:37,
                 from /nix/gcc/include/c++/14.2.1.20250322/ios:46:
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:324:34: error: ‘streamsize’ has not been declared
  324 |       _M_put(const _CharT* __ws, streamsize __len)
      |                                  ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h: In function ‘typename __gnu_cxx::__enable_if<std::__is_char<_CharT>::__value, std::ostreambuf_iterator<_CharT, std::char_traits<_CharT> > >::__type std::__copy_move_a2(_CharT*, _CharT*, ostreambuf_iterator<_CharT, char_traits<_CharT> >)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:359:13: error: ‘streamsize’ does not name a type
  359 |       const streamsize __num = __last - __first;
      |             ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:360:11: error: ‘__num’ was not declared in this scope
  360 |       if (__num > 0)
      |           ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h: In function ‘typename __gnu_cxx::__enable_if<std::__is_char<_CharT>::__value, std::ostreambuf_iterator<_CharT, std::char_traits<_CharT> > >::__type std::__copy_move_a2(const _CharT*, const _CharT*, ostreambuf_iterator<_CharT, char_traits<_CharT> >)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:371:13: error: ‘streamsize’ does not name a type
  371 |       const streamsize __num = __last - __first;
      |             ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:372:11: error: ‘__num’ was not declared in this scope
  372 |       if (__num > 0)
      |           ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h: In function ‘typename __gnu_cxx::__enable_if<std::__is_char<_CharT>::__value, _CharT*>::__type std::__copy_move_a2(istreambuf_iterator<_CharT, char_traits<_CharT> >, istreambuf_iterator<_CharT, char_traits<_CharT> >, _CharT*)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:394:21: error: ‘streamsize’ does not name a type
  394 |               const streamsize __n = __sb->egptr() - __sb->gptr();
      |                     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:395:19: error: ‘__n’ was not declared in this scope; did you mean ‘__c’?
  395 |               if (__n > 1)
      |                   ^~~
      |                   __c
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h: In function ‘typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(istreambuf_iterator<_CharT>, istreambuf_iterator<_CharT>, const _CharT2&)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:452:15: error: ‘streamsize’ was not declared in this scope
  452 |               streamsize __n = __sb->egptr() - __sb->gptr();
      |               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:453:19: error: ‘__n’ was not declared in this scope; did you mean ‘__c’?
  453 |               if (__n > 1)
      |                   ^~~
      |                   __c
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h: In function ‘typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, void>::__type std::advance(istreambuf_iterator<_CharT>&, _Distance)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:494:11: error: ‘streamsize’ was not declared in this scope
  494 |           streamsize __size = __sb->egptr() - __sb->gptr();
      |           ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:495:15: error: ‘__size’ was not declared in this scope; did you mean ‘dysize’?
  495 |           if (__size > __n)
      |               ^~~~~~
      |               dysize
/nix/gcc/include/c++/14.2.1.20250322/bits/streambuf_iterator.h:501:30: error: ‘__size’ was not declared in this scope; did you mean ‘dysize’?
  501 |           __sb->__safe_gbump(__size);
      |                              ^~~~~~
      |                              dysize
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.h: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.h:102:36: error: ‘streamsize’ has not been declared
  102 |              const _CharT* __olds, streamsize __newlen, streamsize __oldlen);
      |                                    ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.h:102:57: error: ‘streamsize’ has not been declared
  102 |              const _CharT* __olds, streamsize __newlen, streamsize __oldlen);
      |                                                         ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.h:2522:32: error: ‘streamsize’ has not been declared
 2522 |       _M_pad(char_type __fill, streamsize __w, ios_base& __io,
      |                                ^~~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.h:2699:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: In member function ‘void std::__numpunct_cache<_CharT>::_M_cache(const std::locale&)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:88:34: error: ‘const std::string’ {aka ‘const class std::__cxx11::basic_string<char>’} has no member named ‘size’
   88 |           _M_grouping_size = __g.size();
      |                                  ^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:90:15: error: ‘const std::string’ {aka ‘const class std::__cxx11::basic_string<char>’} has no member named ‘copy’
   90 |           __g.copy(__grouping, _M_grouping_size);
      |               ^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: In member function ‘_InIter std::num_get<_CharT, _InIter>::_M_extract_float(_InIter, _InIter, std::ios_base&, std::ios_base::iostate&, std::string&) const’:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:211:33: error: no matching function for call to ‘std::__cxx11::basic_string<char>::reserve(int)’
  211 |         __found_grouping.reserve(32);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1215:7: note: candidate: ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::reserve() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
 1215 |       reserve();
      |       ^~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1215:7: note:   candidate expects 0 arguments, 1 provided
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:296:42: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘size’
  296 |                     if (__found_grouping.size())
      |                                          ^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:319:42: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘size’
  319 |                     if (__found_grouping.size() && !__found_dec)
      |                                          ^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:355:28: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘size’
  355 |       if (__found_grouping.size())
      |                            ^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: In member function ‘_InIter std::num_get<_CharT, _InIter>::_M_extract_int(_InIter, _InIter, std::ios_base&, std::ios_base::iostate&, _ValueT&) const’:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:469:35: error: no matching function for call to ‘std::__cxx11::basic_string<char>::reserve(int)’
  469 |           __found_grouping.reserve(32);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1215:7: note: candidate: ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::reserve() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
 1215 |       reserve();
      |       ^~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1215:7: note:   candidate expects 0 arguments, 1 provided
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:555:30: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘size’
  555 |         if (__found_grouping.size())
      |                              ^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:568:63: error: ‘std::string’ {aka ‘class std::__cxx11::basic_string<char>’} has no member named ‘size’
  568 |         if ((!__sep_pos && !__found_zero && !__found_grouping.size())
      |                                                               ^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: In member function ‘virtual _InIter std::num_get<_CharT, _InIter>::do_get(iter_type, iter_type, std::ios_base&, std::ios_base::iostate&, float&) const’:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:695:21: error: no matching function for call to ‘std::__cxx11::basic_string<char>::reserve(int)’
  695 |       __xtrc.reserve(32);
      |       ~~~~~~~~~~~~~~^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1215:7: note: candidate: ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::reserve() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
 1215 |       reserve();
      |       ^~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1215:7: note:   candidate expects 0 arguments, 1 provided
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: In member function ‘virtual _InIter std::num_get<_CharT, _InIter>::do_get(iter_type, iter_type, std::ios_base&, std::ios_base::iostate&, double&) const’:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:710:21: error: no matching function for call to ‘std::__cxx11::basic_string<char>::reserve(int)’
  710 |       __xtrc.reserve(32);
      |       ~~~~~~~~~~~~~~^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1215:7: note: candidate: ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::reserve() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
 1215 |       reserve();
      |       ^~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1215:7: note:   candidate expects 0 arguments, 1 provided
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: In member function ‘virtual _InIter std::num_get<_CharT, _InIter>::do_get(iter_type, iter_type, std::ios_base&, std::ios_base::iostate&, long double&) const’:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:742:21: error: no matching function for call to ‘std::__cxx11::basic_string<char>::reserve(int)’
  742 |       __xtrc.reserve(32);
      |       ~~~~~~~~~~~~~~^~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1215:7: note: candidate: ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::reserve() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
 1215 |       reserve();
      |       ^~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1215:7: note:   candidate expects 0 arguments, 1 provided
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:801:27: error: ‘streamsize’ has not been declared
  801 |     _M_pad(_CharT __fill, streamsize __w, ios_base& __io,
      |                           ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: In member function ‘_OutIter std::num_put<_CharT, _OutIter>::_M_insert_int(_OutIter, std::ios_base&, _CharT, _ValueT) const’:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:942:15: error: ‘streamsize’ does not name a type
  942 |         const streamsize __w = __io.width();
      |               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:943:13: error: ‘__w’ was not declared in this scope; did you mean ‘__u’?
  943 |         if (__w > static_cast<streamsize>(__len))
      |             ^~~
      |             __u
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:943:31: error: ‘streamsize’ does not name a type
  943 |         if (__w > static_cast<streamsize>(__len))
      |                               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:950:14: error: ‘class std::ios_base’ has no member named ‘width’
  950 |         __io.width(0);
      |              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: In member function ‘_OutIter std::num_put<_CharT, _OutIter>::_M_insert_float(_OutIter, std::ios_base&, _CharT, char, _ValueT) const’:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1005:15: error: ‘streamsize’ does not name a type
 1005 |         const streamsize __prec = __io.precision() < 0 ? 6 : __io.precision();
      |               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1027:49: error: ‘__prec’ was not declared in this scope
 1027 |                                         __fbuf, __prec, __v);
      |                                                 ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1039:53: error: ‘__prec’ was not declared in this scope
 1039 |                                             __fbuf, __prec, __v);
      |                                                     ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1092:13: error: ‘streamsize’ was not declared in this scope
 1092 |             streamsize __off = 0;
      |             ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1095:17: error: ‘__off’ was not declared in this scope
 1095 |                 __off = 1;
      |                 ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1101:66: error: ‘__off’ was not declared in this scope
 1101 |                            __lc->_M_thousands_sep, __wp, __ws2 + __off,
      |                                                                  ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1109:15: error: ‘streamsize’ does not name a type
 1109 |         const streamsize __w = __io.width();
      |               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1110:13: error: ‘__w’ was not declared in this scope; did you mean ‘__p’?
 1110 |         if (__w > static_cast<streamsize>(__len))
      |             ^~~
      |             __p
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1110:31: error: ‘streamsize’ does not name a type
 1110 |         if (__w > static_cast<streamsize>(__len))
      |                               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1117:14: error: ‘class std::ios_base’ has no member named ‘width’
 1117 |         __io.width(0);
      |              ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: In member function ‘virtual _OutIter std::num_put<_CharT, _OutIter>::do_put(iter_type, std::ios_base&, char_type, bool) const’:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1147:17: error: ‘streamsize’ does not name a type
 1147 |           const streamsize __w = __io.width();
      |                 ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1148:15: error: ‘__w’ was not declared in this scope; did you mean ‘__s’?
 1148 |           if (__w > static_cast<streamsize>(__len))
      |               ^~~
      |               __s
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1148:33: error: ‘streamsize’ does not name a type
 1148 |           if (__w > static_cast<streamsize>(__len))
      |                                 ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1150:21: error: ‘streamsize’ does not name a type
 1150 |               const streamsize __plen = __w - __len;
      |                     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1153:59: error: ‘__plen’ was not declared in this scope; did you mean ‘__len’?
 1153 |                                                         * __plen));
      |                                                           ^~~~~~
      |                                                           __len
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1156:20: error: ‘class std::ios_base’ has no member named ‘width’
 1156 |               __io.width(0);
      |                    ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1170:16: error: ‘class std::ios_base’ has no member named ‘width’
 1170 |           __io.width(0);
      |                ^~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1243:36: error: ‘streamsize’ has not been declared
 1243 |                                    streamsize __newlen, streamsize __oldlen)
      |                                    ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/locale_facets.tcc:1243:57: error: ‘streamsize’ has not been declared
 1243 |                                    streamsize __newlen, streamsize __oldlen)
      |                                                         ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ostream:391:35: error: ‘streamsize’ has not been declared
  391 |       write(const char_type* __s, streamsize __n);
      |                                   ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ostream:476:38: error: ‘streamsize’ has not been declared
  476 |       _M_write(const char_type* __s, streamsize __n)
      |                                      ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ostream: In function ‘std::basic_ostream<_CharT, _Traits>& std::operator<<(basic_ostream<_CharT, _Traits>&, const _CharT*)’:
/nix/gcc/include/c++/14.2.1.20250322/ostream:660:38: error: ‘streamsize’ does not name a type
  660 |                          static_cast<streamsize>(_Traits::length(__s)));
      |                                      ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/ostream: In function ‘std::basic_ostream<char, _Traits>& std::operator<<(basic_ostream<char, _Traits>&, const char*)’:
/nix/gcc/include/c++/14.2.1.20250322/ostream:677:38: error: ‘streamsize’ does not name a type
  677 |                          static_cast<streamsize>(_Traits::length(__s)));
      |                                      ^~~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/ostream:1022:
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream.tcc: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/ostream.tcc:188:30: error: ‘streamsize’ has not been declared
  188 |     write(const _CharT* __s, streamsize __n)
      |                              ^~~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/iostream:42:
/nix/gcc/include/c++/14.2.1.20250322/istream:84:7: error: ‘streamsize’ does not name a type
   84 |       streamsize                _M_gcount;
      |       ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:361:7: error: ‘streamsize’ does not name a type
  361 |       streamsize
      |       ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:436:27: error: ‘streamsize’ has not been declared
  436 |       get(char_type* __s, streamsize __n, char_type __delim);
      |                           ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:447:27: error: ‘streamsize’ has not been declared
  447 |       get(char_type* __s, streamsize __n)
      |                           ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:509:31: error: ‘streamsize’ has not been declared
  509 |       getline(char_type* __s, streamsize __n, char_type __delim);
      |                               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:520:31: error: ‘streamsize’ has not been declared
  520 |       getline(char_type* __s, streamsize __n)
      |                               ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:544:14: error: ‘streamsize’ has not been declared
  544 |       ignore(streamsize __n, int_type __delim);
      |              ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:547:14: error: ‘streamsize’ has not been declared
  547 |       ignore(streamsize __n);
      |              ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:579:28: error: ‘streamsize’ has not been declared
  579 |       read(char_type* __s, streamsize __n);
      |                            ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:597:7: error: ‘streamsize’ does not name a type
  597 |       streamsize
      |       ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream: In constructor ‘std::basic_istream<_CharT, _Traits>::basic_istream(__streambuf_type*)’:
/nix/gcc/include/c++/14.2.1.20250322/istream:96:9: error: class ‘std::basic_istream<_CharT, _Traits>’ does not have any field named ‘_M_gcount’
   96 |       : _M_gcount(streamsize(0))
      |         ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:96:19: error: there are no arguments to ‘streamsize’ that depend on a template parameter, so a declaration of ‘streamsize’ must be available [-fpermissive]
   96 |       : _M_gcount(streamsize(0))
      |                   ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:96:19: note: (if you use ‘-fpermissive’, G++ will accept your code, but allowing the use of an undeclared name is deprecated)
/nix/gcc/include/c++/14.2.1.20250322/istream: In destructor ‘virtual std::basic_istream<_CharT, _Traits>::~basic_istream()’:
/nix/gcc/include/c++/14.2.1.20250322/istream:106:9: error: ‘_M_gcount’ was not declared in this scope
  106 |       { _M_gcount = streamsize(0); }
      |         ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:106:21: error: there are no arguments to ‘streamsize’ that depend on a template parameter, so a declaration of ‘streamsize’ must be available [-fpermissive]
  106 |       { _M_gcount = streamsize(0); }
      |                     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream: In constructor ‘std::basic_istream<_CharT, _Traits>::basic_istream()’:
/nix/gcc/include/c++/14.2.1.20250322/istream:700:9: error: class ‘std::basic_istream<_CharT, _Traits>’ does not have any field named ‘_M_gcount’
  700 |       : _M_gcount(streamsize(0))
      |         ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:700:19: error: there are no arguments to ‘streamsize’ that depend on a template parameter, so a declaration of ‘streamsize’ must be available [-fpermissive]
  700 |       : _M_gcount(streamsize(0))
      |                   ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream: In constructor ‘std::basic_istream<_CharT, _Traits>::basic_istream(std::basic_istream<_CharT, _Traits>&&)’:
/nix/gcc/include/c++/14.2.1.20250322/istream:707:23: error: class ‘std::basic_istream<_CharT, _Traits>’ does not have any field named ‘_M_gcount’
  707 |       : __ios_type(), _M_gcount(__rhs._M_gcount)
      |                       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream: In member function ‘void std::basic_istream<_CharT, _Traits>::swap(std::basic_istream<_CharT, _Traits>&)’:
/nix/gcc/include/c++/14.2.1.20250322/istream:728:19: error: ‘_M_gcount’ was not declared in this scope
  728 |         std::swap(_M_gcount, __rhs._M_gcount);
      |                   ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/istream:741:29: error: ‘streamsize’ has not been declared
  741 |     getline(char_type* __s, streamsize __n, char_type __delim);
      |                             ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:745:5: error: ‘std::basic_istream<char>& std::basic_istream<char>::ignore’ is not a static data member of ‘class std::basic_istream<char>’
  745 |     basic_istream<char>::
      |     ^~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:746:12: error: ‘streamsize’ was not declared in this scope
  746 |     ignore(streamsize __n);
      |            ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:750:5: error: ‘std::basic_istream<char>& std::basic_istream<char>::ignore’ is not a static data member of ‘class std::basic_istream<char>’
  750 |     basic_istream<char>::
      |     ^~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:751:12: error: ‘streamsize’ was not declared in this scope
  751 |     ignore(streamsize __n, int_type __delim);
      |            ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:751:37: error: expected primary-expression before ‘__delim’
  751 |     ignore(streamsize __n, int_type __delim);
      |                                     ^~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:751:44: error: expression list treated as compound expression in initializer [-fpermissive]
  751 |     ignore(streamsize __n, int_type __delim);
      |                                            ^
/nix/gcc/include/c++/14.2.1.20250322/istream:757:29: error: ‘streamsize’ has not been declared
  757 |     getline(char_type* __s, streamsize __n, char_type __delim);
      |                             ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:761:5: error: ‘std::basic_istream<wchar_t>& std::basic_istream<wchar_t>::ignore’ is not a static data member of ‘class std::basic_istream<wchar_t>’
  761 |     basic_istream<wchar_t>::
      |     ^~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:762:12: error: ‘streamsize’ was not declared in this scope
  762 |     ignore(streamsize __n);
      |            ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:766:5: error: ‘std::basic_istream<wchar_t>& std::basic_istream<wchar_t>::ignore’ is not a static data member of ‘class std::basic_istream<wchar_t>’
  766 |     basic_istream<wchar_t>::
      |     ^~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:767:12: error: ‘streamsize’ was not declared in this scope
  767 |     ignore(streamsize __n, int_type __delim);
      |            ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:767:37: error: expected primary-expression before ‘__delim’
  767 |     ignore(streamsize __n, int_type __delim);
      |                                     ^~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:767:44: error: expression list treated as compound expression in initializer [-fpermissive]
  767 |     ignore(streamsize __n, int_type __delim);
      |                                            ^
/nix/gcc/include/c++/14.2.1.20250322/istream:861:65: error: ‘streamsize’ has not been declared
  861 |     __istream_extract(basic_istream<_CharT, _Traits>&, _CharT*, streamsize);
      |                                                                 ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:863:43: error: ‘streamsize’ has not been declared
  863 |   void __istream_extract(istream&, char*, streamsize);
      |                                           ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream: In function ‘std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT*)’:
/nix/gcc/include/c++/14.2.1.20250322/istream:913:11: error: ‘streamsize’ was not declared in this scope
  913 |           streamsize __w = __in.width();
      |           ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/istream:915:31: error: ‘__w’ was not declared in this scope; did you mean ‘__n’?
  915 |           if (__in.good() && (__w <= 0 || __n < (size_t)__w))
      |                               ^~~
      |                               __n
/nix/gcc/include/c++/14.2.1.20250322/istream:929:11: error: ‘streamsize’ was not declared in this scope
  929 |           streamsize __n = __gnu_cxx::__numeric_traits<streamsize>::__max;
      |           ^~~~~~~~~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/istream:1109:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In member function ‘std::basic_istream<_CharT, _Traits>::int_type std::basic_istream<_CharT, _Traits>::get()’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:265:7: error: ‘_M_gcount’ was not declared in this scope
  265 |       _M_gcount = 0;
      |       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In member function ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::get(char_type&)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:299:7: error: ‘_M_gcount’ was not declared in this scope
  299 |       _M_gcount = 0;
      |       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:334:25: error: ‘streamsize’ has not been declared
  334 |     get(char_type* __s, streamsize __n, char_type __delim)
      |                         ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In member function ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::get(char_type*, int, char_type)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:336:7: error: ‘_M_gcount’ was not declared in this scope
  336 |       _M_gcount = 0;
      |       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In member function ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::get(__streambuf_type&, char_type)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:383:7: error: ‘_M_gcount’ was not declared in this scope
  383 |       _M_gcount = 0;
      |       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:412:59: error: ‘streamsize’ was not declared in this scope
  412 |               if (__gcount <= __gnu_cxx::__numeric_traits<streamsize>::__max)
      |                                                           ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:412:69: error: template argument 1 is invalid
  412 |               if (__gcount <= __gnu_cxx::__numeric_traits<streamsize>::__max)
      |                                                                     ^
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:435:29: error: ‘streamsize’ has not been declared
  435 |     getline(char_type* __s, streamsize __n, char_type __delim)
      |                             ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In member function ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::getline(char_type*, int, char_type)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:437:7: error: ‘_M_gcount’ was not declared in this scope
  437 |       _M_gcount = 0;
      |       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In member function ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::ignore()’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:497:7: error: ‘_M_gcount’ was not declared in this scope
  497 |       _M_gcount = 0;
      |       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:527:5: error: ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::ignore’ is not a static data member of ‘class std::basic_istream<_CharT, _Traits>’
  527 |     basic_istream<_CharT, _Traits>::
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:528:12: error: template definition of non-template ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::ignore’
  528 |     ignore(streamsize __n)
      |            ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:528:12: error: ‘streamsize’ was not declared in this scope
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:597:5: error: ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::ignore’ is not a static data member of ‘class std::basic_istream<_CharT, _Traits>’
  597 |     basic_istream<_CharT, _Traits>::
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:598:12: error: template definition of non-template ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::ignore’
  598 |     ignore(streamsize __n, int_type __delim)
      |            ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:598:12: error: ‘streamsize’ was not declared in this scope
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:598:37: error: expected primary-expression before ‘__delim’
  598 |     ignore(streamsize __n, int_type __delim)
      |                                     ^~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In member function ‘std::basic_istream<_CharT, _Traits>::int_type std::basic_istream<_CharT, _Traits>::peek()’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:678:7: error: ‘_M_gcount’ was not declared in this scope
  678 |       _M_gcount = 0;
      |       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:705:26: error: ‘streamsize’ has not been declared
  705 |     read(char_type* __s, streamsize __n)
      |                          ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In member function ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::read(char_type*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:707:7: error: ‘_M_gcount’ was not declared in this scope
  707 |       _M_gcount = 0;
      |       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:732:5: error: ‘streamsize’ does not name a type
  732 |     streamsize
      |     ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In member function ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::putback(char_type)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:770:7: error: ‘_M_gcount’ was not declared in this scope
  770 |       _M_gcount = 0;
      |       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In member function ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::unget()’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:805:7: error: ‘_M_gcount’ was not declared in this scope
  805 |       _M_gcount = 0;
      |       ^~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:1011:23: error: ‘streamsize’ has not been declared
 1011 |                       streamsize __num)
      |                       ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: In function ‘void std::__istream_extract(basic_istream<_CharT, _Traits>&, _CharT*, int)’:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:1019:7: error: ‘streamsize’ was not declared in this scope
 1019 |       streamsize __extracted = 0;
      |       ^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:1027:25: error: expected ‘;’ before ‘__width’
 1027 |               streamsize __width = __in.width();
      |                         ^~~~~~~~
      |                         ;
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:1028:23: error: ‘__width’ was not declared in this scope; did you mean ‘wcwidth’?
 1028 |               if (0 < __width && __width < __num)
      |                       ^~~~~~~
      |                       wcwidth
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:1037:22: error: ‘__extracted’ was not declared in this scope
 1037 |               while (__extracted < __num - 1
      |                      ^~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:1047:19: error: ‘__extracted’ was not declared in this scope
 1047 |               if (__extracted < __num - 1
      |                   ^~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:1064:12: error: ‘__extracted’ was not declared in this scope
 1064 |       if (!__extracted)
      |            ^~~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc: At global scope:
/nix/gcc/include/c++/14.2.1.20250322/bits/istream.tcc:1155:63: error: ‘streamsize’ has not been declared
 1155 |   extern template void __istream_extract(wistream&, wchar_t*, streamsize);
      |                                                               ^~~~~~~~~~
foo.cc: In function ‘int main()’:
foo.cc:14:5: error: reference to ‘min’ is ambiguous
   14 |     min=p*m;
      |     ^~~
In file included from /nix/gcc/include/c++/14.2.1.20250322/string:51:
/nix/gcc/include/c++/14.2.1.20250322/bits/stl_algobase.h:281:5: note: candidates are: ‘template<class _Tp, class _Compare> const _Tp& std::min(const _Tp&, const _Tp&, _Compare)’
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/stl_algobase.h:233:5: note:                 ‘template<class _Tp> const _Tp& std::min(const _Tp&, const _Tp&)’
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
foo.cc:5:8: note:                 ‘long int min’
    5 | long n,min,a,p,m;
      |        ^~~
foo.cc:22:12: error: reference to ‘min’ is ambiguous
   22 |         if(min>m*p)
      |            ^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/stl_algobase.h:281:5: note: candidates are: ‘template<class _Tp, class _Compare> const _Tp& std::min(const _Tp&, const _Tp&, _Compare)’
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/stl_algobase.h:233:5: note:                 ‘template<class _Tp> const _Tp& std::min(const _Tp&, const _Tp&)’
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
foo.cc:5:8: note:                 ‘long int min’
    5 | long n,min,a,p,m;
      |        ^~~
foo.cc:23:13: error: reference to ‘min’ is ambiguous
   23 |             min=m*p;
      |             ^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/stl_algobase.h:281:5: note: candidates are: ‘template<class _Tp, class _Compare> const _Tp& std::min(const _Tp&, const _Tp&, _Compare)’
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/stl_algobase.h:233:5: note:                 ‘template<class _Tp> const _Tp& std::min(const _Tp&, const _Tp&)’
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
foo.cc:5:8: note:                 ‘long int min’
    5 | long n,min,a,p,m;
      |        ^~~
foo.cc:25:11: error: reference to ‘min’ is ambiguous
   25 |     cout<<min<<endl;
      |           ^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/stl_algobase.h:281:5: note: candidates are: ‘template<class _Tp, class _Compare> const _Tp& std::min(const _Tp&, const _Tp&, _Compare)’
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/stl_algobase.h:233:5: note:                 ‘template<class _Tp> const _Tp& std::min(const _Tp&, const _Tp&)’
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
foo.cc:5:8: note:                 ‘long int min’
    5 | long n,min,a,p,m;
      |        ^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(const _CharT*, __cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = char; _Traits = char_traits<char>; _Alloc = allocator<char>]’:
/nix/gcc/include/c++/14.2.1.20250322/system_error:566:51:   required from here
  566 |     : runtime_error(__what + (": " + __ec.message())), _M_code(__ec) { }
      |                                                   ^
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:3721:36: error: no matching function for call to ‘std::__cxx11::basic_string<char>::insert(int, const char*&)’
 3721 |     { return std::move(__rhs.insert(0, __lhs)); }
      |                        ~~~~~~~~~~~~^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1876:9: note: candidate: ‘template<class _InputIterator, class> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::iterator std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::insert(const_iterator, _InputIterator, _InputIterator) [with <template-parameter-2-2> = _InputIterator; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
 1876 |         insert(const_iterator __p, _InputIterator __beg, _InputIterator __end)
      |         ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1876:9: note:   candidate expects 3 arguments, 2 provided
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1911:7: note: candidate: ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::iterator std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::insert(const_iterator, std::initializer_list<_Tp>) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; iterator = std::__cxx11::basic_string<char>::iterator; const_iterator = std::__cxx11::basic_string<char>::const_iterator]’
 1911 |       insert(const_iterator __p, initializer_list<_CharT> __l)
      |       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1911:29: note:   no known conversion for argument 1 from ‘int’ to ‘std::__cxx11::basic_string<char>::const_iterator’
 1911 |       insert(const_iterator __p, initializer_list<_CharT> __l)
      |              ~~~~~~~~~~~~~~~^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:2051:7: note: candidate: ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::iterator std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::insert(__const_iterator, _CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; iterator = std::__cxx11::basic_string<char>::iterator; __const_iterator = std::__cxx11::basic_string<char>::const_iterator]’
 2051 |       insert(__const_iterator __p, _CharT __c)
      |       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:2051:31: note:   no known conversion for argument 1 from ‘int’ to ‘std::__cxx11::basic_string<char>::__const_iterator’ {aka ‘std::__cxx11::basic_string<char>::const_iterator’}
 2051 |       insert(__const_iterator __p, _CharT __c)
      |              ~~~~~~~~~~~~~~~~~^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Alloc>&, __cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = char; _Traits = char_traits<char>; _Alloc = allocator<char>]’:
/nix/gcc/include/c++/14.2.1.20250322/system_error:566:52:   required from here
  566 |     : runtime_error(__what + (": " + __ec.message())), _M_code(__ec) { }
      |                                                    ^
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:3691:36: error: no matching function for call to ‘std::__cxx11::basic_string<char>::insert(int, const std::__cxx11::basic_string<char>&)’
 3691 |     { return std::move(__rhs.insert(0, __lhs)); }
      |                        ~~~~~~~~~~~~^~~~~~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1876:9: note: candidate: ‘template<class _InputIterator, class> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::iterator std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::insert(const_iterator, _InputIterator, _InputIterator) [with <template-parameter-2-2> = _InputIterator; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
 1876 |         insert(const_iterator __p, _InputIterator __beg, _InputIterator __end)
      |         ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1876:9: note:   candidate expects 3 arguments, 2 provided
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1911:7: note: candidate: ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::iterator std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::insert(const_iterator, std::initializer_list<_Tp>) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; iterator = std::__cxx11::basic_string<char>::iterator; const_iterator = std::__cxx11::basic_string<char>::const_iterator]’
 1911 |       insert(const_iterator __p, initializer_list<_CharT> __l)
      |       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:1911:29: note:   no known conversion for argument 1 from ‘int’ to ‘std::__cxx11::basic_string<char>::const_iterator’
 1911 |       insert(const_iterator __p, initializer_list<_CharT> __l)
      |              ~~~~~~~~~~~~~~~^~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:2051:7: note: candidate: ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::iterator std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::insert(__const_iterator, _CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; iterator = std::__cxx11::basic_string<char>::iterator; __const_iterator = std::__cxx11::basic_string<char>::const_iterator]’
 2051 |       insert(__const_iterator __p, _CharT __c)
      |       ^~~~~~
/nix/gcc/include/c++/14.2.1.20250322/bits/basic_string.h:2051:31: note:   no known conversion for argument 1 from ‘int’ to ‘std::__cxx11::basic_string<char>::__const_iterator’ {aka ‘std::__cxx11::basic_string<char>::const_iterator’}
 2051 |       insert(__const_iterator __p, _CharT __c)
      |              ~~~~~~~~~~~~~~~~~^~~

信息

递交者
类型
递交
题目
P1486 买铅笔
语言
C++
递交时间
2025-07-20 10:21:18
评测时间
2025-07-20 10:21:18
评测机
分数
0
总耗时
0ms
峰值内存
0 Bytes