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PR6880: Don't dereference CallsExternalNode if it's NULL.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101897 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2010-04-20 12:16:50 +00:00
parent 7c43f4357d
commit eb1f4b1899
1 changed files with 5 additions and 3 deletions
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2
lib/Analysis/IPA/CallGraph.cpp
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@@ -158,9 +158,11 @@ private:
// destroy - Release memory for the call graph // destroy - Release memory for the call graph
virtual void destroy() { virtual void destroy() {
/// CallsExternalNode is not in the function map, delete it explicitly. /// CallsExternalNode is not in the function map, delete it explicitly.
if (CallsExternalNode) {
CallsExternalNode->allReferencesDropped(); CallsExternalNode->allReferencesDropped();
delete CallsExternalNode; delete CallsExternalNode;
CallsExternalNode = 0; CallsExternalNode = 0;
}
CallGraph::destroy(); CallGraph::destroy();
} }
}; };