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| author | Nick Lewycky <nicholas@mxc.ca> | 2012-07-25 21:19:40 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2012-07-25 21:19:40 +0000 |
| commit | 7d0f110cb3e388316098402a158cdd9423a2a73a (patch) | |
| tree | 41a1b1839ea9aedd51ddb79dd0abfaa2a9ddf7a2 /llvm/lib/Transforms/IPO/GlobalOpt.cpp | |
| parent | 279ceecf65d26b3b07454aaf6ced4ebc402e03ec (diff) | |
| download | bcm5719-llvm-7d0f110cb3e388316098402a158cdd9423a2a73a.tar.gz bcm5719-llvm-7d0f110cb3e388316098402a158cdd9423a2a73a.zip | |
It's not safe to blindly remove invoke instructions. This happens when we
encounter an invoke of an allocation function. This should fix the dragonegg
bootstrap. Testcase to follow, later.
llvm-svn: 160757
Diffstat (limited to 'llvm/lib/Transforms/IPO/GlobalOpt.cpp')
| -rw-r--r-- | llvm/lib/Transforms/IPO/GlobalOpt.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/IPO/GlobalOpt.cpp b/llvm/lib/Transforms/IPO/GlobalOpt.cpp index 72623a36e50..6d950d20240 100644 --- a/llvm/lib/Transforms/IPO/GlobalOpt.cpp +++ b/llvm/lib/Transforms/IPO/GlobalOpt.cpp @@ -352,7 +352,8 @@ static bool IsSafeComputationToRemove(Value *V) { return true; if (!V->hasOneUse()) return false; - if (isa<LoadInst>(V) || isa<Argument>(V) || isa<GlobalValue>(V)) + if (isa<LoadInst>(V) || isa<InvokeInst>(V) || isa<Argument>(V) || + isa<GlobalValue>(V)) return false; if (isAllocationFn(V)) return true; |
