https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97484
Abderraouf Bousri <Abderraouf.bousri at g dot enp.edu.dz> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |Abderraouf.bousri at g dot enp.edu | |.dz --- Comment #6 from Abderraouf Bousri <Abderraouf.bousri at g dot enp.edu.dz> --- yes you are right, it was generating that error when i tried to compile with those configurations : CMAKE_CXX_STANDARD 17 and g++ (8.0, 9.0, 10.0 and 12), also i tried with visual studio and Ninja. i changed the flag to c++14, now it works (with g++ 8.0) : set(CMAKE_CXX_STANDARD 14) #in your CMakeLists.txt run this cmake command on windows : cmake -G "MinGW Makefiles" -D CMAKE_CXX_COMPILER=g++ ..