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Avoid performing two identical lookups when one will suffice

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10370 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-12-10 16:57:24 +00:00
parent 0ed2da9ac7
commit f594a03197
1 changed files with 1 additions and 3 deletions
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4
lib/Transforms/Scalar/LICM.cpp
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@ -603,9 +603,7 @@ void LICM::PromoteValuesInLoop() {
const std::vector<BasicBlock*> &ExitBlocks = CurLoop->getExitBlocks();
for (unsigned i = 0, e = ExitBlocks.size(); i != e; ++i)
if (!ProcessedBlocks.count(ExitBlocks[i])) {
ProcessedBlocks.insert(ExitBlocks[i]);
if (ProcessedBlocks.insert(ExitBlocks[i]).second) {
// Copy all of the allocas into their memory locations...
BasicBlock::iterator BI = ExitBlocks[i]->begin();
while (isa<PHINode>(*BI))