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We might as well strip off any CPRs before propagation

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9437 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2003-10-23 18:49:23 +00:00
parent 4065ef99f9
commit 2e56dd82b3
1 changed files with 4 additions and 1 deletions
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5
lib/Transforms/IPO/IPConstantPropagation.cpp
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@@ -103,7 +103,10 @@ bool IPCP::processFunction(Function &F) {
// Do we have a constant argument!? // Do we have a constant argument!?
if (!ArgumentConstants[i].second) { if (!ArgumentConstants[i].second) {
assert(ArgumentConstants[i].first && "Unknown constant value!"); assert(ArgumentConstants[i].first && "Unknown constant value!");
AI->replaceAllUsesWith(ArgumentConstants[i].first); Value *V = ArgumentConstants[i].first;
if (ConstantPointerRef *CPR = dyn_cast<ConstantPointerRef>(V))
V = CPR->getValue();
AI->replaceAllUsesWith(V);
++NumArgumentsProped; ++NumArgumentsProped;
} }
return true; return true;