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| author | Duncan Sands <baldrick@free.fr> | 2010-09-01 10:29:33 +0000 |
|---|---|---|
| committer | Duncan Sands <baldrick@free.fr> | 2010-09-01 10:29:33 +0000 |
| commit | 4d588bceb035589ade874f432d70a41bb7ec6273 (patch) | |
| tree | b146e38731affa01ddc2147fcde8b1caea7657f2 /lib/Transforms/Scalar/LoopRotation.cpp | |
| parent | 248e7592b5d7ccba5def625300960a00dddd6e55 (diff) | |
| download | llvm-4d588bceb035589ade874f432d70a41bb7ec6273.tar.gz llvm-4d588bceb035589ade874f432d70a41bb7ec6273.tar.bz2 llvm-4d588bceb035589ade874f432d70a41bb7ec6273.tar.xz | |
If PrototypeValue is erased in the middle of using the SSAUpdator
then the SSAUpdator may access freed memory. Instead, simply pass
in the type and name explicitly, which is all that was used anyway.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112699 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/LoopRotation.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/LoopRotation.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/LoopRotation.cpp b/lib/Transforms/Scalar/LoopRotation.cpp index 31957ddac1..65acc1d925 100644 --- a/lib/Transforms/Scalar/LoopRotation.cpp +++ b/lib/Transforms/Scalar/LoopRotation.cpp @@ -221,7 +221,7 @@ bool LoopRotate::rotateLoop(Loop *Lp, LPPassManager &LPM) { // The value now exits in two versions: the initial value in the preheader // and the loop "next" value in the original header. - SSA.Initialize(OrigHeaderVal); + SSA.Initialize(OrigHeaderVal->getType(), OrigHeaderVal->getName()); SSA.AddAvailableValue(OrigHeader, OrigHeaderVal); SSA.AddAvailableValue(OrigPreHeader, OrigPreHeaderVal); |