diff options
| author | Ted Kremenek <kremenek@apple.com> | 2011-09-28 21:20:00 +0000 |
|---|---|---|
| committer | Ted Kremenek <kremenek@apple.com> | 2011-09-28 21:20:00 +0000 |
| commit | f79d90e570c514c1ac280ab45b0c6b3d660af7a0 (patch) | |
| tree | c8a1dc5ec5e9b9e8929c499bc2b9c0f55b644865 /lib/StaticAnalyzer/Core/BugReporterVisitors.cpp | |
| parent | f9d9527a0f52937a1a99da465b42c3cfe080bc6a (diff) | |
Check for empty predecessors for walking them.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@140725 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/StaticAnalyzer/Core/BugReporterVisitors.cpp')
| -rw-r--r-- | lib/StaticAnalyzer/Core/BugReporterVisitors.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp b/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp index 0a38e79c3b..3afbd87213 100644 --- a/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp +++ b/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp @@ -315,7 +315,7 @@ bugreporter::getTrackNullOrUndefValueVisitor(const ExplodedNode *N, if (ps->getStmt() == S) break; } - N = *N->pred_begin(); + N = N->pred_empty() ? 0 : *N->pred_begin(); } if (!N) |