From: Zhongxing Xu <xuzhongxing@gmail.com>
Date: Thu, 29 Oct 2009 05:56:54 +0000 (+0000)
Subject: Add an assertion to ensure NullDerefChecker exists.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f1cbd80b14c046ff705903025bce1bb23d83a734;p=clang

Add an assertion to ensure NullDerefChecker exists.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@85497 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Analysis/CheckNSError.cpp b/lib/Analysis/CheckNSError.cpp
index 2398285d39..d1ec8bb300 100644
--- a/lib/Analysis/CheckNSError.cpp
+++ b/lib/Analysis/CheckNSError.cpp
@@ -210,6 +210,7 @@ void NSErrorCheck::CheckParamDeref(const VarDecl *Param,
 
   // Iterate over the implicit-null dereferences.
   NullDerefChecker *Checker = Eng.getChecker<NullDerefChecker>();
+  assert(Checker && "NullDerefChecker not exist.");
   for (NullDerefChecker::iterator I = Checker->implicit_nodes_begin(),
          E = Checker->implicit_nodes_end(); I != E; ++I) {