[PATCH][Testsuite] Add --param sra-max-scalarization-size-Ospeed to sra-12.c

[Jeff Law]

On 10/21/2015 09:52 AM, Alan Lawrence wrote:
> gcc.dg/tree-ssa/sra-12.c is skipped on a bunch of targets, including AArch64,
> because the default max-scalarization-size depends on MOVE_RATIO, and on those
> targets thus ends up being too small for SRA to optimize the testcase. Recently
> I noticed that the test has been failing for some time on ARM too. This patch
> fixes the test on ARM, AArch64, avr, and sh, and by extension I believe also on
> nds32, although I haven't managed to build a nds32 compiler to check.
>
> There is an argument that instead we should skip the test on ARM too; or rather,
> since at least ARM and AArch64 would like the test to pass, we should xfail it
> on those platforms until we have time to experiment with the threshold/param for
> SRA. I hope to do some more investigation on that front as part of (or followup
> to) PR/63679.
>
> Is this OK for trunk?
>
> Cheers,
> Alan
>
> gcc/testsuite/ChangeLog:
>
> 	* gcc.dg/tree-ssa/sra-12.c: Enable test on all targets; add --param
> 	sra-max-scalarization-size-Ospeed.
OK.
jeff