Re: [PATCH 1/3] optabs.c: Make vector_compare_rtx cope with VOIDmode constants (e.g. const0_rtx)

[Jeff Law]

On 05/01/2015 09:12 AM, Alan Lawrence wrote:
Alan Lawrence wrote:
As per introduction, this allows vector_compare_rtx to work on DImode
vectors.
Bootstrapped + check-gcc on x86-unknown-linux-gnu.

gcc/ChangeLog:

    * optabs.c (vector_compare_rtx): Handle RTL operands having VOIDmode.


Ping. (DImode vectors are explicitly allowed by stor-layout.c.)
Patch is fine.  If you have a testcase where this patch improves code, 
can you please add it to the testsuite.

Thanks,
Jeff