Replace all comparisons between ObjCInterfaceDecl pointers with calls
to declaresSameEntity(), as a baby step toward tracking forward
declarations of Objective-C classes precisely. Part of
<rdar://problem/10583531>.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146618 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Index/Analyzer.cpp b/lib/Index/Analyzer.cpp
index 6be35ab..f77e6ef 100644
--- a/lib/Index/Analyzer.cpp
+++ b/lib/Index/Analyzer.cpp
@@ -205,7 +205,7 @@
     assert(MsgD);
 
     // Same interface ? We have a winner!
-    if (MsgD == IFace)
+    if (declaresSameEntity(MsgD, IFace))
       return true;
 
     // If the message interface is a superclass of the original interface,
@@ -220,7 +220,7 @@
     if (IFace) {
       Selector Sel = Msg->getSelector();
       for (ObjCInterfaceDecl *Cls = MsgD; Cls; Cls = Cls->getSuperClass()) {
-        if (Cls == IFace)
+        if (declaresSameEntity(Cls, IFace))
           return true;
         if (Cls->getMethod(Sel, IsInstanceMethod))
           return false;