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author | Benjamin Kramer <benny.kra@googlemail.com> | 2010-04-20 12:16:50 +0000 |
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committer | Benjamin Kramer <benny.kra@googlemail.com> | 2010-04-20 12:16:50 +0000 |
commit | eb1f4b1899fdbb95807c3dcaa5f03f5129c4a156 (patch) | |
tree | bf97dfd13465ae256374f39d32427cc242d49122 /lib | |
parent | 7c43f4357d0ba0351af4ee5651ef2bf5286ab16f (diff) | |
download | external_llvm-eb1f4b1899fdbb95807c3dcaa5f03f5129c4a156.zip external_llvm-eb1f4b1899fdbb95807c3dcaa5f03f5129c4a156.tar.gz external_llvm-eb1f4b1899fdbb95807c3dcaa5f03f5129c4a156.tar.bz2 |
PR6880: Don't dereference CallsExternalNode if it's NULL.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101897 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Analysis/IPA/CallGraph.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Analysis/IPA/CallGraph.cpp b/lib/Analysis/IPA/CallGraph.cpp index c59c31c..62a4c31 100644 --- a/lib/Analysis/IPA/CallGraph.cpp +++ b/lib/Analysis/IPA/CallGraph.cpp @@ -158,9 +158,11 @@ private: // destroy - Release memory for the call graph virtual void destroy() { /// CallsExternalNode is not in the function map, delete it explicitly. - CallsExternalNode->allReferencesDropped(); - delete CallsExternalNode; - CallsExternalNode = 0; + if (CallsExternalNode) { + CallsExternalNode->allReferencesDropped(); + delete CallsExternalNode; + CallsExternalNode = 0; + } CallGraph::destroy(); } }; |