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Convert code to compile with vc7.1.

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Patch contributed by Paolo Invernizzi. Thanks Paolo!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16368 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer
2004-09-15 17:06:42 +00:00
parent 7e0e9c635f
commit 2da5c3dda6
16 changed files with 74 additions and 58 deletions
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6
lib/Analysis/LoopInfo.cpp
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@@ -404,15 +404,15 @@ PHINode *Loop::getCanonicalInductionVariable() const {
return 0;
// Loop over all of the PHI nodes, looking for a canonical indvar.
for (BasicBlock::iterator I = H->begin();
PHINode *PN = dyn_cast<PHINode>(I); ++I)
for (BasicBlock::iterator I = H->begin(); isa<PHINode>(I); ++I) {
PHINode *PN = cast<PHINode>(I);
if (Instruction *Inc =
dyn_cast<Instruction>(PN->getIncomingValueForBlock(Backedge)))
if (Inc->getOpcode() == Instruction::Add && Inc->getOperand(0) == PN)
if (ConstantInt *CI = dyn_cast<ConstantInt>(Inc->getOperand(1)))
if (CI->equalsInt(1))
return PN;
}
return 0;
}