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don't sink invokes, even if they are readonly. This fixes a

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crash on kimwitu++.

llvm-svn: 50901
This commit is contained in:
Chris Lattner 2008-05-09 15:07:33 +00:00
parent dd33da4795
commit b6db834a47
1 changed files with 2 additions and 1 deletions
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3
lib/Transforms/Scalar/InstructionCombining.cpp
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@ -11233,7 +11233,8 @@ static bool TryToSinkInstruction(Instruction *I, BasicBlock *DestBlock) {
assert(I->hasOneUse() && "Invariants didn't hold!");
// Cannot move control-flow-involving, volatile loads, vaarg, etc.
if (isa<PHINode>(I) || I->mayWriteToMemory()) return false;
if (isa<PHINode>(I) || I->mayWriteToMemory() || isa<TerminatorInst>(I))
return false;
// Do not sink alloca instructions out of the entry block.
if (isa<AllocaInst>(I) && I->getParent() ==