https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109055
--- Comment #1 from Chris Hodges <cjmh.gt at gmail dot com> --- I listed the compiler for the native GCC instead of arm-none-eabi-gcc -v The RPI400 compiiler for the Cortex M0 is 8.3.1 RPI400: arm-none-eabi-gcc -v Using built-in specs. COLLECT_GCC=arm-none-eabi-gcc COLLECT_LTO_WRAPPER=/usr/lib/gcc/arm-none-eabi/8.3.1/lto-wrapper Target: arm-none-eabi Configured with: ../configure --build=arm-linux-gnueabihf --prefix=/usr --includedir='/usr/lib/include' --mandir='/usr/lib/share/man' --infodir='/usr/lib/share/info' --sysconfdir=/etc --localstatedir=/var --disable-option-checking --disable-silent-rules --libdir='/usr/lib/lib/arm-linux-gnueabihf' --libexecdir='/usr/lib/lib/arm-linux-gnueabihf' --disable-maintainer-mode --disable-dependency-tracking --mandir=/usr/share/man --enable-languages=c,c++,lto --enable-multilib --disable-decimal-float --disable-libffi --disable-libgomp --disable-libmudflap --disable-libquadmath --disable-libssp --disable-libstdcxx-pch --disable-nls --disable-shared --disable-threads --enable-tls --build=arm-linux-gnueabihf --target=arm-none-eabi --with-system-zlib --with-gnu-as --with-gnu-ld --with-pkgversion=15:8-2019-q3-1+b1 --without-included-gettext --prefix=/usr/lib --infodir=/usr/share/doc/gcc-arm-none-eabi/info --htmldir=/usr/share/doc/gcc-arm-none-eabi/html --pdfdir=/usr/share/doc/gcc-arm-none-eabi/pdf --bindir=/usr/bin --libexecdir=/usr/lib --libdir=/usr/lib --disable-libstdc++-v3 --host=arm-linux-gnueabihf --with-headers=no --without-newlib --with-multilib-list=rmprofile CFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-3BFy9A/gcc-arm-none-eabi-8-2019-q3=. -fstack-protector-strong' CPPFLAGS='-Wdate-time -D_FORTIFY_SOURCE=2' CXXFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-3BFy9A/gcc-arm-none-eabi-8-2019-q3=. -fstack-protector-strong' FCFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-3BFy9A/gcc-arm-none-eabi-8-2019-q3=. -fstack-protector-strong' FFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-3BFy9A/gcc-arm-none-eabi-8-2019-q3=. -fstack-protector-strong' GCJFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-3BFy9A/gcc-arm-none-eabi-8-2019-q3=. -fstack-protector-strong' LDFLAGS=-Wl,-z,relro OBJCFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-3BFy9A/gcc-arm-none-eabi-8-2019-q3=. -fstack-protector-strong' OBJCXXFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-3BFy9A/gcc-arm-none-eabi-8-2019-q3=. -fstack-protector-strong' INHIBIT_LIBC_CFLAGS=-DUSE_TM_CLONE_REGISTRY=0 AR_FOR_TARGET=arm-none-eabi-ar AS_FOR_TARGET=arm-none-eabi-as LD_FOR_TARGET=arm-none-eabi-ld NM_FOR_TARGET=arm-none-eabi-nm OBJDUMP_FOR_TARGET=arm-none-eabi-objdump RANLIB_FOR_TARGET=arm-none-eabi-ranlib READELF_FOR_TARGET=arm-none-eabi-readelf STRIP_FOR_TARGET=arm-none-eabi-strip Thread model: single gcc version 8.3.1 20190703 (release) [gcc-8-branch revision 273027] (15:8-2019-q3-1+b1) Windows10: arm-none-eabi-gcc.exe -v Using built-in specs. COLLECT_GCC=C:\msys64\mingw64\bin\arm-none-eabi-gcc.exe COLLECT_LTO_WRAPPER=c:/msys64/mingw64/bin/../lib/gcc/arm-none-eabi/12.2.0/lto-wrapper.exe Target: arm-none-eabi Configured with: ../configure --build=x86_64-w64-mingw32 --host=x86_64-w64-mingw32 --prefix=/mingw64 --target=arm-none-eabi --with-native-system-header-dir=/mingw64/include --libexecdir=/mingw64/lib - -enable-languages=c,c++ --enable-plugins --disable-decimal-float --disable-libffi --disable-libgomp --disable-libmudflap --disable-libquadmath --disable-libssp --disable-libstdcxx-pch --disable-nls -- disable-shared --disable-threads --disable-tls --disable-libada --with-gnu-as --with-gnu-ld --with-s ystem-zlib --with-newlib --with-headers=/mingw64/arm-none-eabi/include --with-python-dir=share/gcc-a rm-none-eabi --with-gmp --with-mpfr --with-mpc --with-isl --with-libelf --enable-gnu-indirect_functi on --with-multilib-list=rmprofile --with-host-libstdcxx='-static-libgcc -Wl,-Bstatic,-lstdc++,-Bdyna mic -lm' --enable-linker-plugin-flags='LDFLAGS=-static-libstdc++\ -static-libgcc\ -pipe\ -Wl,--stack ,12582912' LDFLAGS='-pipe -Wl,--disable-dynamicbase' Thread model: single Supported LTO compression algorithms: zlib zstd gcc version 12.2.0 (GCC)