[PATCH] D13848: [Polly] Avoid unnecessay .s2a write access when used only in PHIs

[Michael Kruse via llvm-commits]

Meinersbur updated this revision to Diff 37688.
Meinersbur added a comment.

Use Tobias' more detailed comment.


http://reviews.llvm.org/D13848

Files:
  lib/Analysis/ScopInfo.cpp
  test/ScopInfo/exit_phi_accesses-2.ll
  test/ScopInfo/exit_phi_accesses.ll
  test/ScopInfo/read-only-scalar-used-in-phi.ll

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