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[DAGCombiner] Fold 0 div/rem X to 0
authorDavid Bolvansky <david.bolvansky@gmail.com>
Wed, 31 Oct 2018 14:18:57 +0000 (14:18 +0000)
committerDavid Bolvansky <david.bolvansky@gmail.com>
Wed, 31 Oct 2018 14:18:57 +0000 (14:18 +0000)
commit125c8f987dd711fb344397da122f40d6b8da2568
tree7fca290a27f826daf8c35d248d24b6f2303ed5a1
parent776a459079f1e573f4013f208d46f5e1a11d4ce8
[DAGCombiner] Fold 0 div/rem X to 0

Reviewers: RKSimon, spatel, javed.absar, craig.topper, t.p.northover

Reviewed By: RKSimon

Subscribers: craig.topper, llvm-commits

Differential Revision: https://reviews.llvm.org/D52504

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@345721 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
test/CodeGen/X86/combine-sdiv.ll
test/CodeGen/X86/combine-srem.ll
test/CodeGen/X86/combine-udiv.ll
test/CodeGen/X86/combine-urem.ll