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| author | Eli Friedman <eli.friedman@gmail.com> | 2010-07-29 18:03:33 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2010-07-29 18:03:33 +0000 |
| commit | 618898e933c6350f1f7976370f3822c086d70f0c (patch) | |
| tree | 0da38ad6c281bff4f947bdb9de792eb3d8f6bda3 | |
| parent | 2a5892fe664161cdbb84bc3640812f21b5ff62d2 (diff) | |
PR7750: !CExpr->isNullValue() only properly computes whether CExpr is nonnull
if CExpr is a ConstantInt.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109773 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Transforms/InstCombine/InstCombineCompares.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineCompares.cpp b/lib/Transforms/InstCombine/InstCombineCompares.cpp index 6c00586412..d7e2b72b7f 100644 --- a/lib/Transforms/InstCombine/InstCombineCompares.cpp +++ b/lib/Transforms/InstCombine/InstCombineCompares.cpp @@ -1374,7 +1374,7 @@ Instruction *InstCombiner::visitICmpInstWithInstAndIntCst(ICmpInst &ICI, case Instruction::Or: // If bits are being or'd in that are not present in the constant we // are comparing against, then the comparison could never succeed! - if (Constant *BOC = dyn_cast<Constant>(BO->getOperand(1))) { + if (ConstantInt *BOC = dyn_cast<ConstantInt>(BO->getOperand(1))) { Constant *NotCI = ConstantExpr::getNot(RHS); if (!ConstantExpr::getAnd(BOC, NotCI)->isNullValue()) return ReplaceInstUsesWith(ICI, |