[PATCH] D51335: [SROA] Fix alignment for uses of PHI nodes.

[Eli Friedman via Phabricator via llvm-commits]

efriedma created this revision.
efriedma added reviewers: chandlerc, davide, inouehrs.

Splitting an alloca can decrease the alignment of GEPs into the partition.  Normally, rewriting accounts for this, but the code was missing for uses of PHI nodes and select instructions.

Fixes https://bugs.llvm.org/show_bug.cgi?id=38707 .


Repository:
  rL LLVM

https://reviews.llvm.org/D51335

Files:
  lib/Transforms/Scalar/SROA.cpp
  test/Transforms/SROA/phi-and-select.ll

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