[GAS][ARM] Fix ARMv8.1 AdvSIMD testism

[Ramana Radhakrishnan]

On Fri, Oct 19, 2018 at 4:00 PM Andre Vieira (lists)
<Andre.SimoesDiasVieira@arm.com> wrote:
>
>
> Hi,
>
> This patch fixes a testism.
> This test never used to test the output of objdump as the old 'error-output'
> check would exit after verifying the output in stdout and stderr from the
> assembler.  Given the use of warning_output now, the objdump runs and
> expects
> its output to be verified.  Assuming the correct disassembly of these
> instructions is tested elsewhere given we never tested them here, this patch
> removes the objdump run.
>
> Is this OK for trunk?
>

OK.

Ramana
> gas/ChangeLog
>
> 2018-10-19  Andre Vieira  <andre.simoesdiasvieira@arm.com>
>
>         * testsuite/gas/arm/armv8-a+rdma-warning.d: Remove
>         objdump execution.