>>>>>> "Jakub" == Jakub Jelinek via Gcc-patches <gcc-patches@gcc.gnu.org> >>>>>> writes: > >Jakub> * c-cppbuiltin.c: Include configargs.h. >Jakub> (c_cpp_builtins): For C++11 and later if THREAD_MODEL_SPEC is >not >Jakub> defined, predefine __STDCPP_THREADS__ to 1 unless thread_model >is >Jakub> "single". > >Note this is https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63287
And FTR the QNX case that Jakub mentioned is now: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97815
