https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66962
Markus Trippelsdorf <trippels at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |trippels at gcc dot gnu.org --- Comment #2 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- I cannot reproduce the issue: In file included from /usr/local/gcc-concepts/include/c++/6.0.0/utility:76:0, from ../cmcstl2/include/stl2/detail/fwd.hpp:4, from ../cmcstl2/include/stl2/iterator.hpp:4, from ../cmcstl2/test/iterator.cpp:4: /usr/local/gcc-concepts/include/c++/6.0.0/initializer_list:47:11: fatal error: definition of std::initializer_list does not match #include <initializer_list> compilation terminated.