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simplify a little

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123573 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2011-01-16 07:11:21 +00:00
parent b0daffc609
commit 54cfe7e027
1 changed files with 3 additions and 7 deletions
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10
lib/Transforms/Scalar/SCCP.cpp
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@@ -487,15 +487,11 @@ private:
/// exponential growth of the table in rare cases.) /// exponential growth of the table in rare cases.)
void InsertInOverdefinedPHIs(Instruction *I, PHINode *PN) { void InsertInOverdefinedPHIs(Instruction *I, PHINode *PN) {
std::multimap<PHINode*, Instruction*>::iterator J, E; std::multimap<PHINode*, Instruction*>::iterator J, E;
bool found = false;
tie(J, E) = UsersOfOverdefinedPHIs.equal_range(PN); tie(J, E) = UsersOfOverdefinedPHIs.equal_range(PN);
for (; J != E; ++J) for (; J != E; ++J)
if (J->second == I) { if (J->second == I)
found = true; return;
break; UsersOfOverdefinedPHIs.insert(std::make_pair(PN, I));
}
if (!found)
UsersOfOverdefinedPHIs.insert(std::make_pair(PN, I));
} }
private: private: