Add the location of the tag keyword into TagDecl. From Enea
Zaffanella, with tweaks from Abramo Bagnara.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@76576 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index 2d7d469..36cb656 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -3711,7 +3711,7 @@
   if (Kind == TagDecl::TK_enum) {
     // FIXME: Tag decls should be chained to any simultaneous vardecls, e.g.:
     // enum X { A, B, C } D;    D should chain to X.
-    New = EnumDecl::Create(Context, SearchDC, Loc, Name, 
+    New = EnumDecl::Create(Context, SearchDC, Loc, Name, KWLoc,
                            cast_or_null<EnumDecl>(PrevDecl));
     // If this is an undefined enum, warn.
     if (TK != TK_Definition && !Invalid)  {
@@ -3726,10 +3726,10 @@
     // struct X { int A; } D;    D should chain to X.
     if (getLangOptions().CPlusPlus)
       // FIXME: Look for a way to use RecordDecl for simple structs.
-      New = CXXRecordDecl::Create(Context, Kind, SearchDC, Loc, Name,
+      New = CXXRecordDecl::Create(Context, Kind, SearchDC, Loc, Name, KWLoc,
                                   cast_or_null<CXXRecordDecl>(PrevDecl));
     else
-      New = RecordDecl::Create(Context, Kind, SearchDC, Loc, Name,
+      New = RecordDecl::Create(Context, Kind, SearchDC, Loc, Name, KWLoc,
                                cast_or_null<RecordDecl>(PrevDecl));
   }
 
@@ -3831,7 +3831,9 @@
       CXXRecordDecl *InjectedClassName
         = CXXRecordDecl::Create(Context, Record->getTagKind(),
                                 CurContext, Record->getLocation(),
-                                Record->getIdentifier(), Record);
+                                Record->getIdentifier(),
+                                Record->getTagKeywordLoc(),
+                                Record);
       InjectedClassName->setImplicit();
       InjectedClassName->setAccess(AS_public);
       if (ClassTemplateDecl *Template = Record->getDescribedClassTemplate())
diff --git a/lib/Sema/SemaTemplate.cpp b/lib/Sema/SemaTemplate.cpp
index 8fd9c58..c3acc24 100644
--- a/lib/Sema/SemaTemplate.cpp
+++ b/lib/Sema/SemaTemplate.cpp
@@ -522,7 +522,7 @@
   // declaration!
 
   CXXRecordDecl *NewClass = 
-    CXXRecordDecl::Create(Context, Kind, SemanticContext, NameLoc, Name,
+    CXXRecordDecl::Create(Context, Kind, SemanticContext, NameLoc, Name, KWLoc,
                           PrevClassTemplate? 
                             PrevClassTemplate->getTemplatedDecl() : 0,
                           /*DelayTypeCreation=*/true);
diff --git a/lib/Sema/SemaTemplateInstantiateDecl.cpp b/lib/Sema/SemaTemplateInstantiateDecl.cpp
index 4927189..5718e9b 100644
--- a/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ b/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -217,6 +217,7 @@
 Decl *TemplateDeclInstantiator::VisitEnumDecl(EnumDecl *D) {
   EnumDecl *Enum = EnumDecl::Create(SemaRef.Context, Owner, 
                                     D->getLocation(), D->getIdentifier(),
+                                    D->getTagKeywordLoc(),
                                     /*PrevDecl=*/0);
   Enum->setInstantiationOfMemberEnum(D);
   Enum->setAccess(D->getAccess());
@@ -284,7 +285,8 @@
 
   CXXRecordDecl *Record
     = CXXRecordDecl::Create(SemaRef.Context, D->getTagKind(), Owner, 
-                            D->getLocation(), D->getIdentifier(), PrevDecl);
+                            D->getLocation(), D->getIdentifier(),
+                            D->getTagKeywordLoc(), PrevDecl);
   Record->setImplicit(D->isImplicit());
   Record->setAccess(D->getAccess());
   if (!D->isInjectedClassName())