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speed up iterative loop by using iterators. changes direction, but functionally equivalent 

if this works out, I'll change the others next.

llvm-svn: 62385
This commit is contained in:
Gabor Greif 2009-01-17 00:14:25 +00:00
parent f1abfdccdc
commit 1c6549db6f
1 changed files with 4 additions and 4 deletions
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8
llvm/lib/Analysis/IPA/CallGraph.cpp
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@ -260,10 +260,10 @@ void CallGraphNode::dump() const { print(cerr); }
/// specified call site. Note that this method takes linear time, so it /// specified call site. Note that this method takes linear time, so it
/// should be used sparingly. /// should be used sparingly.
void CallGraphNode::removeCallEdgeFor(CallSite CS) { void CallGraphNode::removeCallEdgeFor(CallSite CS) {
for (unsigned i = CalledFunctions.size(); ; --i) { for (CalledFunctionsVector::iterator I = CalledFunctions.begin(); ; ++I) {
assert(i && "Cannot find callsite to remove!"); assert(I != CalledFunctions.end() && "Cannot find callsite to remove!");
if (CalledFunctions[i-1].first == CS) { if (I->first == CS) {
CalledFunctions.erase(CalledFunctions.begin()+i-1); CalledFunctions.erase(I);
return; return;
} }
} }