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| author | Owen Anderson <resistor@mac.com> | 2007-11-29 18:02:22 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2007-11-29 18:02:22 +0000 |
| commit | ffa55112e0c5e6fe5beb2fc3586b547026eaf0a1 (patch) | |
| tree | 3f4bd65d2dc4e1cad23415345ded83010a71ca85 /llvm/lib/Transforms | |
| parent | 8494ee175ca41848d73ade61d0064c600dddf610 (diff) | |
| download | bcm5719-llvm-ffa55112e0c5e6fe5beb2fc3586b547026eaf0a1.tar.gz bcm5719-llvm-ffa55112e0c5e6fe5beb2fc3586b547026eaf0a1.zip | |
Fix a miscompilation in spiff on PPC.
llvm-svn: 44437
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/GVN.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/GVN.cpp b/llvm/lib/Transforms/Scalar/GVN.cpp index e3ce9eb62a4..7799befb3c2 100644 --- a/llvm/lib/Transforms/Scalar/GVN.cpp +++ b/llvm/lib/Transforms/Scalar/GVN.cpp @@ -1054,7 +1054,8 @@ bool GVN::processInstruction(Instruction* I, if (CI->getCalledFunction() && !AA.doesNotAccessMemory(CI->getCalledFunction())) { MemoryDependenceAnalysis& MD = getAnalysis<MemoryDependenceAnalysis>(); - if (MD.getDependency(CI) != MD.getDependency(cast<CallInst>(repl))) { + if (cast<Instruction>(repl)->getParent() != CI->getParent() || + MD.getDependency(CI) != MD.getDependency(cast<CallInst>(repl))) { // There must be an intervening may-alias store, so nothing from // this point on will be able to be replaced with the preceding call currAvail.erase(repl); |
