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Re: Fix regression introduced by 88069
On 11/21/18 7:21 AM, Richard Biener wrote:
> On Wed, Nov 21, 2018 at 3:28 AM Jeff Law <law@redhat.com> wrote:
>>
>> Richi's recent change to fix 88069 is causing various targets to fail
>> tree-ssa/20030711-2.c. That test is verifying a variety of
>> optimizations occur during the first DOM pass.
>>
>> Prior to Richi's change FRE1 would do some significant cleanups of the
>> IL and as a result DOM was fully able to optimize the resultant code.
>
> Hum... I obviously missed the FAIL during testing somehow. FRE1
> behavior shouldn't change so I'll fixup.
NP. The change to DOM is probably a good thing independently. I may go
back and factor that little hunk into a reusable function as we've got a
nearly identical copy elsewhere.
jeff