[Bug libgcc/60464] [arm] ARM -mthumb version of libgcc contains ARM (non-thumb) code; not safe for thumb-only architectures

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60464

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Can you configure with --with-arch=armv7-m and try again?  You might need to
edit config/arm/t-arm-elf to enable only the multi-lib that you need.

>armv7m-none-eabi

Does nothing really to change the default target.