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| author | Duncan Sands <baldrick@free.fr> | 2008-01-20 16:51:46 +0000 |
|---|---|---|
| committer | Duncan Sands <baldrick@free.fr> | 2008-01-20 16:51:46 +0000 |
| commit | ad4e8138d16b24c1a7e4161deefa482dee1b238e (patch) | |
| tree | 675141e107ce8e911f331989419352c0f7c6450d /lib/Transforms | |
| parent | ab46ce6d2376c8b37af3bcd2f516f3ea95c7566c (diff) | |
| download | external_llvm-ad4e8138d16b24c1a7e4161deefa482dee1b238e.zip external_llvm-ad4e8138d16b24c1a7e4161deefa482dee1b238e.tar.gz external_llvm-ad4e8138d16b24c1a7e4161deefa482dee1b238e.tar.bz2 | |
Make sure the caller doesn't use freed memory.
Fixes PR1935.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46203 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/CodeGenPrepare.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/CodeGenPrepare.cpp b/lib/Transforms/Scalar/CodeGenPrepare.cpp index 8d6c923..5c572a6 100644 --- a/lib/Transforms/Scalar/CodeGenPrepare.cpp +++ b/lib/Transforms/Scalar/CodeGenPrepare.cpp @@ -401,8 +401,10 @@ static bool OptimizeNoopCopyExpression(CastInst *CI, const TargetLowering &TLI){ } // If we removed all uses, nuke the cast. - if (CI->use_empty()) + if (CI->use_empty()) { CI->eraseFromParent(); + MadeChange = true; + } return MadeChange; } |