Language
C++
Compiler
gcc 8.1.0
Options
Warnings
Optimization
Boost 1.70.0
C++2a(GNU)
no pedantic
$ g++ prog.cc -Wall -Wextra -O2 -march=native -I/opt/wandbox/boost-1.70.0/gcc-8.1.0/include -std=gnu++2a 0x7ffc07df68cc
0
Exit Code:
0
Author
anonymous
almost 6 years ago
C++
gcc 8.1.0
Author
anonymous
almost 6 years ago
$ g++ prog.cc -Wall -Wextra -O2 -march=native -I/opt/wandbox/boost-1.70.0/gcc-8.1.0/include -std=gnu++2a prog.cc: In function 'int* fun()':
prog.cc:12:12: warning: function may return address of local variable [-Wreturn-local-addr]
return pointerA;
^~~~~~~~
prog.cc:7:9: note: declared here
int a = 5;
^
0x7ffc07df68cc
0