When computing the canonical profile of a DeclRefExpr or MemberExpr,
don't include the nested-name-specifier or template arguments: they
were only relevant when resolving the declaration. Fixes PR7460.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@108235 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/StmtProfile.cpp b/lib/AST/StmtProfile.cpp
index 2c69186..cff86a4 100644
--- a/lib/AST/StmtProfile.cpp
+++ b/lib/AST/StmtProfile.cpp
@@ -211,9 +211,11 @@
 
 void StmtProfiler::VisitDeclRefExpr(DeclRefExpr *S) {
   VisitExpr(S);
-  VisitNestedNameSpecifier(S->getQualifier());
+  if (!Canonical)
+    VisitNestedNameSpecifier(S->getQualifier());
   VisitDecl(S->getDecl());
-  VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
+  if (!Canonical)
+    VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
 }
 
 void StmtProfiler::VisitPredefinedExpr(PredefinedExpr *S) {
@@ -307,7 +309,8 @@
 void StmtProfiler::VisitMemberExpr(MemberExpr *S) {
   VisitExpr(S);
   VisitDecl(S->getMemberDecl());
-  VisitNestedNameSpecifier(S->getQualifier());
+  if (!Canonical)
+    VisitNestedNameSpecifier(S->getQualifier());
   ID.AddBoolean(S->isArrow());
 }