https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101183
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to cqwrteur from comment #2) > https://github.com/msys2/MINGW-packages/blob/master/mingw-w64-gcc/0010-Fix- > using-large-PCH.patch > But why not add these patches to GCC itself? You have to ask the mingw project that question. Have them submit them to gcc.