Use the real keyword location when rebuilding an elaborated type instead of

making something up.  Fixes PR8129.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@118258 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 11 insertions, 7 deletions

diff --git a/lib/Sema/SemaTemplateInstantiate.cpp b/lib/Sema/SemaTemplateInstantiate.cpp
index f78fe81aa8..af9af0ab83 100644
--- a/lib/Sema/SemaTemplateInstantiate.cpp
+++ b/lib/Sema/SemaTemplateInstantiate.cpp
@@ -618,7 +618,8 @@ namespace {
       
     /// \brief Check for tag mismatches when instantiating an
     /// elaborated type.
-    QualType RebuildElaboratedType(ElaboratedTypeKeyword Keyword,
+    QualType RebuildElaboratedType(SourceLocation KeywordLoc,
+                                   ElaboratedTypeKeyword Keyword,
                                    NestedNameSpecifier *NNS, QualType T);
 
     ExprResult TransformPredefinedExpr(PredefinedExpr *E);
@@ -743,14 +744,14 @@ VarDecl *TemplateInstantiator::RebuildObjCExceptionDecl(VarDecl *ExceptionDecl,
 }
 
 QualType
-TemplateInstantiator::RebuildElaboratedType(ElaboratedTypeKeyword Keyword,
+TemplateInstantiator::RebuildElaboratedType(SourceLocation KeywordLoc,
+                                            ElaboratedTypeKeyword Keyword,
                                             NestedNameSpecifier *NNS,
                                             QualType T) {
   if (const TagType *TT = T->getAs<TagType>()) {
     TagDecl* TD = TT->getDecl();
 
-    // FIXME: this location is very wrong;  we really need typelocs.
-    SourceLocation TagLocation = TD->getTagKeywordLoc();
+    SourceLocation TagLocation = KeywordLoc;
 
     // FIXME: type might be anonymous.
     IdentifierInfo *Id = TD->getIdentifier();
@@ -769,7 +770,8 @@ TemplateInstantiator::RebuildElaboratedType(ElaboratedTypeKeyword Keyword,
     }
   }
 
-  return TreeTransform<TemplateInstantiator>::RebuildElaboratedType(Keyword,
+  return TreeTransform<TemplateInstantiator>::RebuildElaboratedType(KeywordLoc,
+                                                                    Keyword,
                                                                     NNS, T);
 }
 
diff --git a/lib/Sema/TreeTransform.h b/lib/Sema/TreeTransform.h
index d318bc6e5c..41d8f2a711 100644
--- a/lib/Sema/TreeTransform.h
+++ b/lib/Sema/TreeTransform.h
@@ -522,7 +522,8 @@ public:
   /// By default, builds a new ElaboratedType type from the keyword,
   /// the nested-name-specifier and the named type.
   /// Subclasses may override this routine to provide different behavior.
-  QualType RebuildElaboratedType(ElaboratedTypeKeyword Keyword,
+  QualType RebuildElaboratedType(SourceLocation KeywordLoc,
+                                 ElaboratedTypeKeyword Keyword,
                                  NestedNameSpecifier *NNS, QualType Named) {
     return SemaRef.Context.getElaboratedType(Keyword, NNS, Named);
   }
@@ -3340,7 +3341,8 @@ TreeTransform<Derived>::TransformElaboratedType(TypeLocBuilder &TLB,
   if (getDerived().AlwaysRebuild() ||
       NNS != T->getQualifier() ||
       NamedT != T->getNamedType()) {
-    Result = getDerived().RebuildElaboratedType(T->getKeyword(), NNS, NamedT);
+    Result = getDerived().RebuildElaboratedType(TL.getKeywordLoc(),
+                                                T->getKeyword(), NNS, NamedT);
     if (Result.isNull())
       return QualType();
   }