[Sema] s/UseUsingDeclRules/UseMemberUsingDeclRules/

Summary:
IsOverload has a param named UseUsingDeclRules.  But as far as I can
tell, it should be called UseMemberUsingDeclRules.  That is, it only
applies to "using" declarations inside classes or structs.

Reviewers: rsmith

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D18538

llvm-svn: 264920

clang/lib/Sema/SemaOverload.cpp

@@ -992,7 +992,7 @@ Sema::CheckOverload(Scope *S, FunctionDecl *New, const LookupResult &Old,
 }
 
 bool Sema::IsOverload(FunctionDecl *New, FunctionDecl *Old,
-                      bool UseUsingDeclRules) {
+                      bool UseMemberUsingDeclRules) {
   // C++ [basic.start.main]p2: This function shall not be overloaded.
   if (New->isMain())
     return false;
@@ -1048,7 +1048,7 @@ bool Sema::IsOverload(FunctionDecl *New, FunctionDecl *Old,
   //
   // However, we don't consider either of these when deciding whether
   // a member introduced by a shadow declaration is hidden.
-  if (!UseUsingDeclRules && NewTemplate &&
+  if (!UseMemberUsingDeclRules && NewTemplate &&
       (!TemplateParameterListsAreEqual(NewTemplate->getTemplateParameters(),
                                        OldTemplate->getTemplateParameters(),
                                        false, TPL_TemplateMatch) ||
@@ -1068,7 +1068,7 @@ bool Sema::IsOverload(FunctionDecl *New, FunctionDecl *Old,
   if (OldMethod && NewMethod &&
       !OldMethod->isStatic() && !NewMethod->isStatic()) {
     if (OldMethod->getRefQualifier() != NewMethod->getRefQualifier()) {
-      if (!UseUsingDeclRules &&
+      if (!UseMemberUsingDeclRules &&
           (OldMethod->getRefQualifier() == RQ_None ||
            NewMethod->getRefQualifier() == RQ_None)) {
         // C++0x [over.load]p2: