Teach the CStringChecker and PthreadLockChecker about non-identifier
declaration names, from Jim Goodnow II!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@117970 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Checker/PthreadLockChecker.cpp b/lib/Checker/PthreadLockChecker.cpp
index 74e266c..c4bd364 100644
--- a/lib/Checker/PthreadLockChecker.cpp
+++ b/lib/Checker/PthreadLockChecker.cpp
@@ -65,7 +65,10 @@
   if (!R)
     return;
   
-  llvm::StringRef FName = R->getDecl()->getName();
+  IdentifierInfo *II = R->getDecl()->getIdentifier();
+  if (!II)   // if no identifier, not a simple C function
+    return;
+  llvm::StringRef FName = II->getName();
   
   if (FName == "pthread_mutex_lock") {
     if (CE->getNumArgs() != 1)