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Daniil Suchkov 28be2c09b1 [SSAUpdater] Don't call ValueIsRAUWd upon single use replacement
It is incorrect to call ValueHandleBase::ValueIsRAUWd when only one use
is replaced since it simply violates semantics of the callback and leads
to bugs like PR44320.

Previously this call was used specifically to keep LICM's cache of
AliasSetTrackers up to date across passes (as PR36801 showed, even for
that purpose it didn't work properly), but since LICM doesn't have that
cache anymore, we can safely remove this incorrect call with no
repercussions.

This patch fixes https://bugs.llvm.org/show_bug.cgi?id=44320

Reviewers: asbirlea, fhahn, efriedma, reames

Reviewed-By: asbirlea

Differential Revision: https://reviews.llvm.org/D73089
2020-01-23 15:53:53 +07:00
2020-01-17 19:04:06 -05:00
2020-01-22 10:09:27 +00:00
2020-01-23 05:43:56 +00:00
2019-07-17 07:02:02 +00:00
2019-10-03 14:57:49 +00:00

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