From: Ted Kremenek <kremenek@apple.com>
Date: Fri, 18 Apr 2008 02:24:50 +0000 (+0000)
Subject: Added null check.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=329d2cc85919acd730e04429bcac112736cd4356;p=clang

Added null check.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49887 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Analysis/BugReporter.cpp b/lib/Analysis/BugReporter.cpp
index 294eb5faac..743f44bb32 100644
--- a/lib/Analysis/BugReporter.cpp
+++ b/lib/Analysis/BugReporter.cpp
@@ -359,6 +359,9 @@ void BugReporter::GeneratePathDiagnostic(PathDiagnostic& PD,
 
 bool BugReporter::IsCached(ExplodedNode<ValueState>* N) {
   
+  if (!N)
+    return false;
+  
   // HACK: Cache the location of the error.  Don't emit the same
   // warning for the same error type that occurs at the same program
   // location but along a different path.