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just for the hell of it, allow globalopt to statically evaluate

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static constructors with indirect gotos :)

llvm-svn: 85495
This commit is contained in:
Chris Lattner 2009-10-29 05:51:50 +00:00
parent 9bc4a421e2
commit e83554145a
1 changed files with 6 additions and 0 deletions
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6
lib/Transforms/IPO/GlobalOpt.cpp
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@ -2341,6 +2341,12 @@ static bool EvaluateFunction(Function *F, Constant *&RetVal,
dyn_cast<ConstantInt>(getVal(Values, SI->getCondition()));
if (!Val) return false; // Cannot determine.
NewBB = SI->getSuccessor(SI->findCaseValue(Val));
} else if (IndirectBrInst *IBI = dyn_cast<IndirectBrInst>(CurInst)) {
Value *Val = getVal(Values, IBI->getAddress())->stripPointerCasts();
if (BlockAddress *BA = dyn_cast<BlockAddress>(Val))
NewBB = BA->getBasicBlock();
else
return false; // Cannot determine.
} else if (ReturnInst *RI = dyn_cast<ReturnInst>(CurInst)) {
if (RI->getNumOperands())
RetVal = getVal(Values, RI->getOperand(0));