[PATCH] D31266: [sancov] fixing too aggressive instrumentation elimination

[Mike Aizatsky via Phabricator via llvm-commits]

aizatsky updated this revision to Diff 92956.
aizatsky added a comment.

checking for post-dominators


https://reviews.llvm.org/D31266

Files:
  lib/Transforms/Instrumentation/SanitizerCoverage.cpp
  test/Instrumentation/SanitizerCoverage/prune-blocks.ll

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