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remove special handling of bitcast(malloc), it will be handled 

when the loop inspects the bitcast operand.

llvm-svn: 82928
This commit is contained in:
Chris Lattner 2009-09-27 21:29:28 +00:00
parent a8627272c1
commit 43d0db70ac
1 changed files with 4 additions and 5 deletions
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9
llvm/lib/Transforms/IPO/FunctionAttrs.cpp
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@ -249,9 +249,6 @@ bool FunctionAttrs::IsFunctionMallocLike(Function *F,
switch (RVI->getOpcode()) {
// Extend the analysis by looking upwards.
case Instruction::BitCast:
if (isMalloc(RVI))
break;
// fall through
case Instruction::GetElementPtr:
FlowsToReturn.insert(RVI->getOperand(0));
continue;
@ -259,12 +256,14 @@ bool FunctionAttrs::IsFunctionMallocLike(Function *F,
SelectInst *SI = cast<SelectInst>(RVI);
FlowsToReturn.insert(SI->getTrueValue());
FlowsToReturn.insert(SI->getFalseValue());
} continue;
continue;
}
case Instruction::PHI: {
PHINode *PN = cast<PHINode>(RVI);
for (int i = 0, e = PN->getNumIncomingValues(); i != e; ++i)
FlowsToReturn.insert(PN->getIncomingValue(i));
} continue;
continue;
}
// Check whether the pointer came from an allocation.
case Instruction::Alloca: