+ Checking linker flag: -fuse-ld=gold - unsupported
+ Checking compiler flag: -flto=auto - unsupported
+ Checking linker flag: -fuse-linker-plugin - unsupported
+ Checking linker flag: -Wl,--gc-sections - unsupported
+ Checking linker flag: -Wl,--icf=all - unsupported
+ Checking compiler flag: -fmerge-all-constants - unsupported
+ Checking compiler flag: -Wall - unsupported
+ Checking compiler flag: -Wextra - unsupported
+ Checking compiler flag: -Warray-bounds=2 - unsupported
+ Checking compiler flag: -Wcast-qual - unsupported
+ Checking compiler flag: -Wdouble-promotion - unsupported
+ Checking compiler flag: -Wduplicated-cond - unsupported
+ Checking compiler flag: -Wformat=2 - unsupported
+ Checking compiler flag: -Winit-self - unsupported
+ Checking compiler flag: -Wlogical-op - unsupported
+ Checking compiler flag: -Wmissing-declarations - unsupported
+ Checking compiler flag: -Wnoexcept - unsupported
+ Checking compiler flag: -Woverflow - unsupported
+ Checking compiler flag: -Woverloaded-virtual - unsupported
+ Checking compiler flag: -Wpointer-arith - unsupported
+ Checking compiler flag: -Wredundant-decls - unsupported
+ Checking compiler flag: -Wshift-overflow - unsupported
+ Checking compiler flag: -Wstrict-null-sentinel - unsupported
+ Checking compiler flag: -Wstringop-overflow=2 - unsupported
+ Checking compiler flag: -Wundef - unsupported
+ Checking compiler flag: -Wunused-const-variable=1 - unsupported
+ Checking compiler flag: -Wunused-macros - unsupported
+ Checking compiler flag: -Wvla - unsupported
+ Checking compiler flag: -Wfloat-conversion - unsupported
+ Checking compiler flag: -Wduplicated-branches - unsupported
+ Checking linker flag: -Wl,--no-undefined - unsupported
+ Checking compiler flag: -Wmaybe-uninitialized - unsupported
+ Checking compiler flag: -Wp,-U_GLIBCXX_ASSERTIONS - unsupported
+ Checking compiler flag: -fno-rtti - unsupported
+ Checking linker flag: -Wl,--as-needed - unsupported
+ Checking compiler flag: -g2 - unsupported
+ Checking compiler flag: -ffast-math - unsupported
+ Looking for SDL_VIDEO_DRIVER_WAYLAND - not found
+ Looking for SDL_HINT_VIDEO_X11_FORCE_EGL - not found
+ Checking compiler flag: -std=c++17 - unsupported
+ Checking compiler flag: -pedantic - unsupported
+ Checking compiler flag: -fvisibility=hidden - unsupported
+ Checking compiler flag: -fvisibility-inlines-hidden - unsupported
+ Checking compiler builtin: __attribute__((always_inline)) - unsupported
+ Checking compiler builtin: __attribute__((format(printf, i, j))) - unsupported
+ Checking compiler builtin: __builtin_trap - unsupported
+ Checking compiler builtin: __builtin_unreachable - unsupported
+ Checking compiler builtin: __builtin_expect - unsupported