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Use iterators instead of indices in simple cases.

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llvm-svn: 111138
This commit is contained in:
Dan Gohman 2010-08-16 16:16:11 +00:00
parent daec40b96d
commit d55de2457e
1 changed files with 4 additions and 6 deletions
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10
lib/Analysis/ScalarEvolution.cpp
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@ -258,18 +258,16 @@ void SCEVCommutativeExpr::print(raw_ostream &OS) const {
}
bool SCEVNAryExpr::dominates(BasicBlock *BB, DominatorTree *DT) const {
for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
if (!getOperand(i)->dominates(BB, DT))
for (op_iterator I = op_begin(), E = op_end(); I != E; ++I)
if (!(*I)->dominates(BB, DT))
return false;
}
return true;
}
bool SCEVNAryExpr::properlyDominates(BasicBlock *BB, DominatorTree *DT) const {
for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
if (!getOperand(i)->properlyDominates(BB, DT))
for (op_iterator I = op_begin(), E = op_end(); I != E; ++I)
if (!(*I)->properlyDominates(BB, DT))
return false;
}
return true;
}