[PATCH] D42683: [AggressiveInstCombine] fixed PR36134

[Amjad Aboud via Phabricator via llvm-commits]

aaboud created this revision.
aaboud added reviewers: craig.topper, spatel, uabelho.

Make TruncCombine class ignore unreachable basic blocks.

This should solve PR36134 <https://bugs.llvm.org/show_bug.cgi?id=36134>.


https://reviews.llvm.org/D42683

Files:
  lib/Transforms/AggressiveInstCombine/AggressiveInstCombine.cpp
  lib/Transforms/AggressiveInstCombine/AggressiveInstCombineInternal.h
  lib/Transforms/AggressiveInstCombine/TruncInstCombine.cpp
  test/Transforms/AggressiveInstCombine/trunc_unreachable_bb.ll

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