https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83206
--- Comment #23 from Andrew Roberts <andrewm.roberts at sky dot com> --- RPI Zero still looks ok with latest snapshot. /usr/local/gcc/bin/gcc -mfpu=auto -O3 -o matrix matrix.c cc1: error: -mfloat-abi=hard: selected processor lacks an FPU /usr/local/gcc/bin/gcc -mcpu=native -mfpu=auto -O3 -o matrix matrix.c Is ok. /usr/local/gcc/bin/gcc -march=native -mcpu=native -Q --help=target | grep "mcpu\|mfpu\|march" -march= armv6zk+fp -mcpu= arm1176jzf-s -mfpu= vfp /usr/local/gcc/bin/gcc -v Using built-in specs. COLLECT_GCC=/usr/local/gcc/bin/gcc COLLECT_LTO_WRAPPER=/usr/local/gcc-8.0.0/libexec/gcc/armv6l-unknown-linux-gnueabihf/8.0.1/lto-wrapper Target: armv6l-unknown-linux-gnueabihf Configured with: ../gcc-8.0.0/configure --prefix=/usr/local/gcc-8.0.0 --program-suffix= --disable-werror --enable-shared --enable-threads=posix --enable-checking=release --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-gnu-unique-object --enable-linker-build-id --with-linker-hash-style=gnu --enable-plugin --enable-gnu-indirect-function --enable-lto --with-isl --enable-languages=c,c++,fortran,lto --disable-libgcj --enable-clocale=gnu --disable-libstdcxx-pch --enable-install-libiberty --disable-multilib --disable-libssp --enable-default-pie --enable-default-ssp --host=armv6l-unknown-linux-gnueabihf --build=armv6l-unknown-linux-gnueabihf --with-arch=armv6 --with-float=hard --with-fpu=vfp --disable-bootstrap Thread model: posix gcc version 8.0.1 20180304 (experimental) (GCC)
