[PATCH][ARM] Fix gcc.target/arm/builtin-bswap16-1.c

[Kyrill Tkachov]

Ping.
https://gcc.gnu.org/ml/gcc-patches/2016-06/msg00249.html

Thanks,
Kyrill

On 03/06/16 09:30, Kyrill Tkachov wrote:
> Hi all,
>
> The test gcc.target/arm/builtin-bswap16-1.c refuses to compile when testing a toolchain configured with
> --with-mode=thumb --with-float=hard and an architecture that supports Thumb2.
> This is because the test explicitly sets the -march option to armv6 and we get an error complaining
> about Thumb1 used with the hard-float ABI.
>
> The proposed solution in this patch is to bump the architecture to armv6t2 so that it uses Thumb2 when
> -mthumb is used.
>
> But we don't want to lose Thumb1 test coverage. So this patch moves the actual C code into a separate
> .x file and includes it in two different tests, each testing Thumb1 or Thumb2.
>
> The new test passes and builtin-bswap16-1.c also now passes rather than complaining about the float ABI.
>
> Ok for trunk?
>
> Thanks,
> Kyrill
>
> 2016-06-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
>
>     * gcc.target/arm/builtin-bswap16-1.c: Add -mfloat-abi=soft
>     and -mthumb to dg-options.  Include builtin-bswap16.x.
>     * gcc.target/arm/builtin-bswap16: New file.
>     * gcc.target/arm/builtin-bswap16-2.c: New test.