https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99153
Alexander Lelyakin <alexander.lelyakin at googlemail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |alexander.lelyakin@googlema | |il.com --- Comment #5 from Alexander Lelyakin <alexander.lelyakin at googlemail dot com> --- I have found two another sequences of system headers that cannot be compiled: ------------- g++ -std=c++20 -fmodules-ts -x c++-system-header utility g++ -std=c++20 -fmodules-ts -x c++-system-header algorithm g++ -std=c++20 -fmodules-ts -x c++-system-header iostream g++ -std=c++20 -fmodules-ts -x c++-system-header ranges g++ -std=c++20 -fmodules-ts -x c++-system-header vector g++ -std=c++20 -fmodules-ts -x c++-system-header array g++ -std=c++20 -fmodules-ts -x c++-system-header string g++ -std=c++20 -fmodules-ts -x c++-system-header functional -------------- g++ -std=c++20 -fmodules-ts -x c++-system-header concepts g++ -std=c++20 -fmodules-ts -x c++-system-header functional g++ -std=c++20 -fmodules-ts -x c++-system-header ranges g++ -std=c++20 -fmodules-ts -x c++-system-header vector g++ -std=c++20 -fmodules-ts -x c++-system-header string g++ -std=c++20 -fmodules-ts -x c++-system-header algorithm -------------- Tried on last version from git: commit e03e58c1844d04678f95b278f3eff2a5fbaeff7 g++ (GCC) 11.0.0 20210223 (experimental)