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Fix PR3325, a miscompilation of invokes by IPSCCP. Patch by Jay Foad!

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62244 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2009-01-14 21:01:16 +00:00
parent 37315759b4
commit d9d46241ec
2 changed files with 30 additions and 3 deletions
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5
lib/Transforms/Scalar/SCCP.cpp
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@ -1749,8 +1749,7 @@ bool IPSCCP::runOnModule(Module &M) {
} else {
for (BasicBlock::iterator BI = BB->begin(), E = BB->end(); BI != E; ) {
Instruction *Inst = BI++;
if (Inst->getType() == Type::VoidTy ||
isa<TerminatorInst>(Inst))
if (Inst->getType() == Type::VoidTy)
continue;
LatticeVal &IV = Values[Inst];
@ -1766,7 +1765,7 @@ bool IPSCCP::runOnModule(Module &M) {
Inst->replaceAllUsesWith(Const);
// Delete the instruction.
if (!isa<CallInst>(Inst))
if (!isa<CallInst>(Inst) && !isa<TerminatorInst>(Inst))
Inst->eraseFromParent();
// Hey, we just changed something!