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| author | Dan Gohman <gohman@apple.com> | 2010-10-14 22:55:57 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-10-14 22:55:57 +0000 |
| commit | c05d8aa6db088b0f2e2d569d59d87de11cec9c29 (patch) | |
| tree | 185cb71aea6a69ed683f5780f7dcaa28e99166d4 /lib/Analysis/TypeBasedAliasAnalysis.cpp | |
| parent | 4d156d3a251ef3f8d9b52cbcb91c937f11d4da2f (diff) | |
| download | llvm-c05d8aa6db088b0f2e2d569d59d87de11cec9c29.tar.gz llvm-c05d8aa6db088b0f2e2d569d59d87de11cec9c29.tar.bz2 llvm-c05d8aa6db088b0f2e2d569d59d87de11cec9c29.tar.xz | |
Tolerate a null parent pointer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116533 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/TypeBasedAliasAnalysis.cpp')
| -rw-r--r-- | lib/Analysis/TypeBasedAliasAnalysis.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Analysis/TypeBasedAliasAnalysis.cpp b/lib/Analysis/TypeBasedAliasAnalysis.cpp index 546991ea0e..7955ab753a 100644 --- a/lib/Analysis/TypeBasedAliasAnalysis.cpp +++ b/lib/Analysis/TypeBasedAliasAnalysis.cpp @@ -52,7 +52,7 @@ namespace { TBAANode getParent() const { if (Node->getNumOperands() < 2) return TBAANode(); - MDNode *P = dyn_cast<MDNode>(Node->getOperand(1)); + MDNode *P = dyn_cast_or_null<MDNode>(Node->getOperand(1)); if (!P) return TBAANode(); // Ok, this node has a valid parent. Return it. |