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| author | Chris Lattner <sabre@nondot.org> | 2004-10-18 01:48:31 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2004-10-18 01:48:31 +0000 |
| commit | 3b92f171658b879c9cd531eebdd0bed2b8de8fd7 (patch) | |
| tree | e403b2364896d70a2c7a6be131bf9d97a0dfab14 /llvm/lib/Transforms | |
| parent | 34ae67070664d9100ee4706f16bb3a6872dc05bd (diff) | |
| download | bcm5719-llvm-3b92f171658b879c9cd531eebdd0bed2b8de8fd7.tar.gz bcm5719-llvm-3b92f171658b879c9cd531eebdd0bed2b8de8fd7.zip | |
My friend the invoke instruction does not dominate all basic blocks if it
occurs in the entry node of a function
llvm-svn: 17109
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/InstructionCombining.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp index e3c45d40fb2..f8373cb6e26 100644 --- a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp @@ -3386,7 +3386,8 @@ Instruction *InstCombiner::visitPHINode(PHINode &PN) { if (Instruction *I = dyn_cast<Instruction>(V)) { // We know that the instruction dominates the PHI if there are no undef // values coming in. - if (I->getParent() != &I->getParent()->getParent()->front()) + if (I->getParent() != &I->getParent()->getParent()->front() || + isa<InvokeInst>(I)) for (unsigned i = 0, e = PN.getNumIncomingValues(); i != e; ++i) if (isa<UndefValue>(PN.getIncomingValue(i))) { V = 0; |
