Parsing of pseudo-destructors.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@80055 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/Sema.h b/lib/Sema/Sema.h
index 9db3fae..7a11a60 100644
--- a/lib/Sema/Sema.h
+++ b/lib/Sema/Sema.h
@@ -1921,6 +1921,14 @@
                                                TypeTy *Ty,
                                                SourceLocation RParen);
 
+  virtual OwningExprResult
+  ActOnPseudoDtorReferenceExpr(Scope *S, ExprArg Base,
+                               SourceLocation OpLoc,
+                               tok::TokenKind OpKind,
+                               SourceLocation ClassNameLoc,
+                               IdentifierInfo *ClassName,
+                               const CXXScopeSpec *SS = 0);
+  
   /// MaybeCreateCXXExprWithTemporaries - If the list of temporaries is 
   /// non-empty, will create a new CXXExprWithTemporaries expression.
   /// Otherwise, just returs the passed in expression.
diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp
index f6ad2a6..b670cf7 100644
--- a/lib/Sema/SemaExpr.cpp
+++ b/lib/Sema/SemaExpr.cpp
@@ -1958,7 +1958,6 @@
                                tok::TokenKind OpKind, SourceLocation MemberLoc,
                                IdentifierInfo &Member,
                                DeclPtrTy ObjCImpDecl, const CXXScopeSpec *SS) {
-  // FIXME: handle the CXXScopeSpec for proper lookup of qualified-ids
   if (SS && SS->isInvalid())
     return ExprError();
 
diff --git a/lib/Sema/SemaExprCXX.cpp b/lib/Sema/SemaExprCXX.cpp
index aefec6a..a714f32 100644
--- a/lib/Sema/SemaExprCXX.cpp
+++ b/lib/Sema/SemaExprCXX.cpp
@@ -1682,11 +1682,35 @@
   return E;
 }
 
+Sema::OwningExprResult
+Sema::ActOnPseudoDtorReferenceExpr(Scope *S, ExprArg Base,
+                                   SourceLocation OpLoc,
+                                   tok::TokenKind OpKind,
+                                   SourceLocation ClassNameLoc,
+                                   IdentifierInfo *ClassName,
+                                   const CXXScopeSpec *SS) {
+  if (SS && SS->isInvalid())
+    return ExprError();
+  
+  // Since this might be a postfix expression, get rid of ParenListExprs.
+  Base = MaybeConvertParenListExprToParenExpr(S, move(Base));
+  
+  Expr *BaseExpr = Base.takeAs<Expr>();
+  assert(BaseExpr && "no record expression");
+  
+  // Perform default conversions.
+  DefaultFunctionArrayConversion(BaseExpr);
+  
+  QualType BaseType = BaseExpr->getType();
+  return ExprError();
+}
+
 Sema::OwningExprResult Sema::ActOnFinishFullExpr(ExprArg Arg) {
   Expr *FullExpr = Arg.takeAs<Expr>();
   if (FullExpr)
     FullExpr = MaybeCreateCXXExprWithTemporaries(FullExpr, 
                                                  /*ShouldDestroyTemps=*/true);
 
+
   return Owned(FullExpr);
 }