/tmp/ccAmS3hQ.o: In function `void std::__insertion_sort<long long*, __gnu_cxx::__ops::_Iter_less_iter>(long long*, long long*, __gnu_cxx::__ops::_Iter_less_iter) [clone .isra.9] [clone .constprop.22]':
foo.cc:(.text+0x63): relocation truncated to fit: R_X86_64_PC32 against symbol `a' defined in .bss section in /tmp/ccAmS3hQ.o
foo.cc:(.text+0x73): relocation truncated to fit: R_X86_64_PC32 against symbol `a' defined in .bss section in /tmp/ccAmS3hQ.o
foo.cc:(.text+0x92): relocation truncated to fit: R_X86_64_PC32 against symbol `a' defined in .bss section in /tmp/ccAmS3hQ.o
foo.cc:(.text+0xa7): relocation truncated to fit: R_X86_64_PC32 against symbol `a' defined in .bss section in /tmp/ccAmS3hQ.o
foo.cc:(.text+0x112): relocation truncated to fit: R_X86_64_PC32 against symbol `a' defined in .bss section in /tmp/ccAmS3hQ.o
foo.cc:(.text+0x127): relocation truncated to fit: R_X86_64_PC32 against symbol `a' defined in .bss section in /tmp/ccAmS3hQ.o
/tmp/ccAmS3hQ.o: In function `main':
foo.cc:(.text.startup+0x7): relocation truncated to fit: R_X86_64_PC32 against symbol `N' defined in .bss section in /tmp/ccAmS3hQ.o
foo.cc:(.text.startup+0x17): relocation truncated to fit: R_X86_64_PC32 against symbol `a' defined in .bss section in /tmp/ccAmS3hQ.o
foo.cc:(.text.startup+0x27): relocation truncated to fit: R_X86_64_PC32 against symbol `N' defined in .bss section in /tmp/ccAmS3hQ.o
foo.cc:(.text.startup+0x52): relocation truncated to fit: R_X86_64_PC32 against symbol `N' defined in .bss section in /tmp/ccAmS3hQ.o
foo.cc:(.text.startup+0x65): additional relocation overflows omitted from the output
collect2: error: ld returned 1 exit status