Language
C++
Compiler
gcc 9.2.0
Options
Warnings
Boost 1.72.0
C++2a(GNU)
no pedantic
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.72.0/gcc-9.2.0/include -std=gnu++2a Exit Code:
1
C++
gcc 9.2.0
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.72.0/gcc-9.2.0/include -std=gnu++2a prog.cc: In function 'int main()':
prog.cc:71:10: error: expected unqualified-id before 'not' token
71 | auto not = [](bool x){ return !x;}; // これがエラーになる
| ^~~
prog.cc:74:27: error: expected primary-expression before ',' token
74 | auto ret = myFmap( not, true);
| ^