/in/foo.cc: In function 'int sum(int, int)':
/in/foo.cc:12:9: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
return ans;
^~~
/in/foo.cc: In function 'void case1()':
/in/foo.cc:12:9: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
return ans;
^~~
/in/foo.cc:7:12: note: 'ans' was declared here
long long ans;
^~~
/in/foo.cc: In function 'void setup_ta()':
/in/foo.cc:12:9: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
return ans;
^~~
/in/foo.cc:7:12: note: 'ans' was declared here
long long ans;
^~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:12:9: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
return ans;
^~~
/in/foo.cc:7:12: note: 'ans' was declared here
long long ans;
^~~