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[InstCombine] Handle failures from ConstantFoldConstantExpression
authorDavid Majnemer <david.majnemer@gmail.com>
Thu, 28 Jul 2016 02:29:06 +0000 (02:29 +0000)
committerDavid Majnemer <david.majnemer@gmail.com>
Thu, 28 Jul 2016 02:29:06 +0000 (02:29 +0000)
commit20c394c170faec0709b12e417cd99cee0b4d5739
tree6994c8ac4839acef49d814411392b033fc42e8b4
parent96ddf547a5614e2a14ee9c02cf98557808954a2a
[InstCombine] Handle failures from ConstantFoldConstantExpression

ConstantFoldConstantExpression returns null when folding fails.

This fixes PR28745.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@276952 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/InstCombine/InstCombineCasts.cpp
test/Transforms/InstCombine/cast.ll