[cfe-commits] r95586 - in /cfe/trunk: include/clang/AST/Decl.h lib/Frontend/PCHReaderDecl.cpp lib/Frontend/PCHWriterDecl.cpp lib/Sema/SemaType.cpp

[Douglas Gregor]

Author: dgregor
Date: Mon Feb  8 16:07:33 2010
New Revision: 95586

URL: http://llvm.org/viewvc/llvm-project?rev=95586&view=rev
Log:
Keep track of whether a tag was defined in a declarator vs. being
defined by itself, from Enea Zaffanella!

Modified:
    cfe/trunk/include/clang/AST/Decl.h
    cfe/trunk/lib/Frontend/PCHReaderDecl.cpp
    cfe/trunk/lib/Frontend/PCHWriterDecl.cpp
    cfe/trunk/lib/Sema/SemaType.cpp

Modified: cfe/trunk/include/clang/AST/Decl.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/AST/Decl.h?rev=95586&r1=95585&r2=95586&view=diff

==============================================================================
--- cfe/trunk/include/clang/AST/Decl.h (original)
+++ cfe/trunk/include/clang/AST/Decl.h Mon Feb  8 16:07:33 2010
@@ -1512,6 +1512,10 @@
   /// it is a declaration ("struct foo;").
   bool IsDefinition : 1;
 
+  /// IsDefinedInDeclarator - True if this tag declaration is
+  /// syntactically defined in a declarator.
+  bool IsDefinedInDeclarator : 1;
+
   /// TypedefForAnonDecl - If a TagDecl is anonymous and part of a typedef,
   /// this points to the TypedefDecl. Used for mangling.
   TypedefDecl *TypedefForAnonDecl;
@@ -1528,6 +1532,7 @@
     assert((DK != Enum || TK == TK_enum) &&"EnumDecl not matched with TK_enum");
     TagDeclKind = TK;
     IsDefinition = false;
+    IsDefinedInDeclarator = false;
     setPreviousDeclaration(PrevDecl);
   }
 
@@ -1561,6 +1566,13 @@
     return IsDefinition;
   }
 
+  bool isDefinedInDeclarator() const {
+    return IsDefinedInDeclarator;
+  }
+  void setDefinedInDeclarator(bool isInDeclarator) {
+    IsDefinedInDeclarator = isInDeclarator;
+  }
+
   /// \brief Whether this declaration declares a type that is
   /// dependent, i.e., a type that somehow depends on template
   /// parameters.

Modified: cfe/trunk/lib/Frontend/PCHReaderDecl.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/PCHReaderDecl.cpp?rev=95586&r1=95585&r2=95586&view=diff

==============================================================================
--- cfe/trunk/lib/Frontend/PCHReaderDecl.cpp (original)
+++ cfe/trunk/lib/Frontend/PCHReaderDecl.cpp Mon Feb  8 16:07:33 2010
@@ -117,6 +117,7 @@
                         cast_or_null<TagDecl>(Reader.GetDecl(Record[Idx++])));
   TD->setTagKind((TagDecl::TagKind)Record[Idx++]);
   TD->setDefinition(Record[Idx++]);
+  TD->setDefinedInDeclarator(Record[Idx++]);
   TD->setTypedefForAnonDecl(
                     cast_or_null<TypedefDecl>(Reader.GetDecl(Record[Idx++])));
   TD->setRBraceLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));

Modified: cfe/trunk/lib/Frontend/PCHWriterDecl.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/PCHWriterDecl.cpp?rev=95586&r1=95585&r2=95586&view=diff

==============================================================================
--- cfe/trunk/lib/Frontend/PCHWriterDecl.cpp (original)
+++ cfe/trunk/lib/Frontend/PCHWriterDecl.cpp Mon Feb  8 16:07:33 2010
@@ -115,6 +115,7 @@
   Writer.AddDeclRef(D->getPreviousDeclaration(), Record);
   Record.push_back((unsigned)D->getTagKind()); // FIXME: stable encoding
   Record.push_back(D->isDefinition());
+  Record.push_back(D->isDefinedInDeclarator());
   Writer.AddDeclRef(D->getTypedefForAnonDecl(), Record);
   Writer.AddSourceLocation(D->getRBraceLoc(), Record);
   Writer.AddSourceLocation(D->getTagKeywordLoc(), Record);

Modified: cfe/trunk/lib/Sema/SemaType.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaType.cpp?rev=95586&r1=95585&r2=95586&view=diff

==============================================================================
--- cfe/trunk/lib/Sema/SemaType.cpp (original)
+++ cfe/trunk/lib/Sema/SemaType.cpp Mon Feb  8 16:07:33 2010
@@ -928,8 +928,11 @@
   case UnqualifiedId::IK_TemplateId:
     T = ConvertDeclSpecToType(*this, D, FnAttrsFromDeclSpec);
     
-    if (!D.isInvalidType() && OwnedDecl && D.getDeclSpec().isTypeSpecOwned())
-      *OwnedDecl = cast<TagDecl>((Decl *)D.getDeclSpec().getTypeRep());
+    if (!D.isInvalidType() && D.getDeclSpec().isTypeSpecOwned()) {
+      TagDecl* Owned = cast<TagDecl>((Decl *)D.getDeclSpec().getTypeRep());
+      Owned->setDefinedInDeclarator(Owned->isDefinition());
+      if (OwnedDecl) *OwnedDecl = Owned;
+    }
     break;
 
   case UnqualifiedId::IK_ConstructorName: