[cfe-commits] r140725 - /cfe/trunk/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp

Ted Kremenek kremenek at apple.com
Wed Sep 28 16:20:00 CDT 2011


Author: kremenek
Date: Wed Sep 28 16:20:00 2011
New Revision: 140725

URL: http://llvm.org/viewvc/llvm-project?rev=140725&view=rev
Log:
Check for empty predecessors for walking them.

Modified:
    cfe/trunk/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp

Modified: cfe/trunk/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp?rev=140725&r1=140724&r2=140725&view=diff
==============================================================================
--- cfe/trunk/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp (original)
+++ cfe/trunk/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp Wed Sep 28 16:20:00 2011
@@ -315,7 +315,7 @@
       if (ps->getStmt() == S)
         break;
     }
-    N = *N->pred_begin();
+    N = N->pred_empty() ? 0 : *N->pred_begin();
   }
 
   if (!N)




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