Language
C++
Compiler
gcc HEAD 12.0.0 20210721 (experimental)
Options
Warnings
Boost 1.73.0
C++2b(GNU)
no pedantic
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.73.0/gcc-head/include -std=gnu++2b Exit Code:
0
Author
anonymous
almost 4 years ago
C++
gcc HEAD 12.0.0 20210721 (experimental)
Author
anonymous
almost 4 years ago
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.73.0/gcc-head/include -std=gnu++2b prog.cc: In function 'int main()':
prog.cc:14:10: warning: variable 'jv' set but not used [-Wunused-but-set-variable]
14 | auto jv = ranges::views::for_each([](int a){return a*2;});
| ^~