With these changes configure_target no longer complains about no-prefix
on cross compiling. On an aarch64 build host the target_ compile fails
when the build host gcc is used with the -m32 option. On an x86_64 build
host, the host gcc compiles grub (-m32 and assembly) successfully.
before:
checking for i386-pc-linux-gcc... no
checking for i386-pc-linux-egcs... no
checking for i386-pc-linux-cc... no
checking for gcc... gcc
configure: WARNING: using cross tools not prefixed with host triplet
checking for i386-pc-linux-objcopy... no
checking for objcopy... objcopy
checking for i386-pc-linux-strip... no
checking for strip... strip
checking for i386-pc-linux-nm... no
checking for nm... nm
checking for i386-pc-linux-ranlib... no
checking for ranlib... ranlib
checking which extra warnings work...
checking if compiling with clang... yes
checking for options to compile assembly... configure: error: could not compile assembly
after:
checking for i386-pc-linux-gcc... /build/build.LibreELEC-Generic.x86_64-11.0-devel/toolchain/bin/x86_64-libreelec-linux-gnu-gcc
checking for i386-pc-linux-objcopy... /build/build.LibreELEC-Generic.x86_64-11.0-devel/toolchain/bin/x86_64-libreelec-linux-gnu-objcopy
checking for i386-pc-linux-strip... /build/build.LibreELEC-Generic.x86_64-11.0-devel/toolchain/bin/x86_64-libreelec-linux-gnu-strip
checking for i386-pc-linux-nm... /build/build.LibreELEC-Generic.x86_64-11.0-devel/toolchain/bin/x86_64-libreelec-linux-gnu-nm
checking for i386-pc-linux-ranlib... /build/build.LibreELEC-Generic.x86_64-11.0-devel/toolchain/bin/x86_64-libreelec-linux-gnu-ranlib
