https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122185
--- Comment #15 from Sam James <sjames at gcc dot gnu.org> --- Created attachment 62516 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62516&action=edit signature.cpp.ii.xz (working) I've attached my signature.cpp.ii.xz from one attempt: g++ -DGLOBAL_DATA_DIR=\"/usr/share/openttd\" -DNDEBUG -DPERSONAL_DIR=\".openttd\" -DPOINTER_IS_64BIT -DTTD_ENDIAN=TTD_LITTLE_ENDIAN -DUNIX -DWITH_CURL -DWITH_FLUIDSYNTH -DWITH_FONTCONFIG -DWITH_FREETYPE -DWITH_HARFBUZZ -DWITH_ICU_I18N -DWITH_ICU_UC -DWITH_LIBLZMA -DWITH_OPENGL -DWITH_PERSONAL_DIR -DWITH_PNG -DWITH_SDL2 -DWITH_SSE -DWITH_ZLIB -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1/src -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1/src/3rdparty/squirrel/include -I/usr/include/harfbuzz -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1_build/generated -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1_build/generated/script/api -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1/src/script/api -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1_build/generated/script -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1_build/generated/script/api/ai -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1/src/script/api/ai -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1_build/generated/script/api/game -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1/src/script/api/game -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1_build/generated/script/api/template -I/var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1/src/script/api/template -isystem /usr/include/SDL2 -isystem /usr/include/freetype2 -std=c++20 -fdiagnostics-color=always -finput-charset=utf-8 -MD -MT CMakeFiles/openttd_lib.dir/src/signature.cpp.o -MF CMakeFiles/openttd_lib.dir/src/signature.cpp.o.d -o CMakeFiles/openttd_lib.dir/src/signature.cpp.o -c /var/tmp/portage/games-simulation/openttd-14.1/work/openttd-14.1/src/signature.cpp -save-temps -O in case it's useful for comparison, but I'm a loss for now.
