[cfe-commits] PATCH: Fix dereference of end iterator

[Matt Beaumont-Gay]

Thanks, r152738.

On Wed, Mar 14, 2012 at 13:23, Chandler Carruth <chandlerc at google.com> wrote:
> LGTM, please commit.
>
> On Wed, Mar 14, 2012 at 11:39 AM, Matt Beaumont-Gay <matthewbg at google.com>
> wrote:
>>
>> Spotted by ASan via test/Analysis/func.c.
>>
>> --- a/lib/Analysis/CallGraph.cpp        2012-03-13 16:21:39.000000000
>> -0700
>> +++ b/lib/Analysis/CallGraph.cpp        2012-03-14 11:26:25.000000000
>> -0700
>> @@ -133,7 +133,9 @@
>>  }
>>
>>  CallGraphNode *CallGraph::getNode(const Decl *F) const {
>> -  return FunctionMap.find(F)->second;
>> +  FunctionMapTy::const_iterator I = FunctionMap.find(F);
>> +  if (I == FunctionMap.end()) return 0;
>> +  return I->second;
>>  }
>>
>>  CallGraphNode *CallGraph::getOrInsertFunction(Decl *F) {
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>
>