Language
C++
Compiler
gcc HEAD 10.0.0 20191112 (experimental)
Options
Warnings
Boost 1.71.0
C++2a(GNU)
no pedantic
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.71.0/gcc-head/include -std=gnu++2a Exit Code:
1
Author
anonymous
over 5 years ago
C++
gcc HEAD 10.0.0 20191112 (experimental)
Author
anonymous
over 5 years ago
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.71.0/gcc-head/include -std=gnu++2a prog.cc:4:14: error: constraint expression does not have type 'bool'
4 | requires f()
| ^
prog.cc:4:16: error: expected unqualified-id before ')' token
4 | requires f()
| ^