[PATCH] D36392: [ImplicitNullCheck] Fix the bug when dependent instruction accesses memory

[Serguei Katkov via Phabricator via llvm-commits]

skatkov created this revision.

It is possible that dependent instruction may access memory.
In this case we must ensure that it does not alias with other instruction
we are moving over.


https://reviews.llvm.org/D36392

Files:
  lib/CodeGen/ImplicitNullChecks.cpp
  test/CodeGen/X86/implicit-null-checks.mir

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