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[SCCP] Try to follow the DRY principle, use OpSt.

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Thanks to Eli Friedman for pointing out in his post-commit review!

llvm-svn: 275084
This commit is contained in:
Davide Italiano 2016-07-11 18:21:29 +00:00
parent b465fe9970
commit 2f0dd2eaeb
1 changed files with 2 additions and 3 deletions
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5
lib/Transforms/Scalar/SCCP.cpp
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@ -761,9 +761,8 @@ void SCCPSolver::visitCastInst(CastInst &I) {
markOverdefined(&I);
else if (OpSt.isConstant()) {
// Fold the constant as we build.
Constant *C = ConstantFoldCastOperand(
I.getOpcode(), getValueState(I.getOperand(0)).getConstant(),
I.getType(), DL);
Constant *C = ConstantFoldCastOperand(I.getOpcode(), OpSt.getConstant(),
I.getType(), DL);
if (isa<UndefValue>(C))
return;
// Propagate constant value