From 618898e933c6350f1f7976370f3822c086d70f0c Mon Sep 17 00:00:00 2001 From: Eli Friedman Date: Thu, 29 Jul 2010 18:03:33 +0000 Subject: [PATCH] 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 --- lib/Transforms/InstCombine/InstCombineCompares.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Transforms/InstCombine/InstCombineCompares.cpp b/lib/Transforms/InstCombine/InstCombineCompares.cpp index 6c00586412a..d7e2b72b7fa 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(BO->getOperand(1))) { + if (ConstantInt *BOC = dyn_cast(BO->getOperand(1))) { Constant *NotCI = ConstantExpr::getNot(RHS); if (!ConstantExpr::getAnd(BOC, NotCI)->isNullValue()) return ReplaceInstUsesWith(ICI,