re PR c++/44401 (Doesn't correctly hide injected class name)

	PR c++/44401
	* parser.c (cp_parser_lookup_name): Fix naming the constructor.

From-SVN: r160399

gcc/cp/ChangeLog

 2010-06-07  Jason Merrill  <jason@redhat.com>
 
+	PR c++/44401
+	* parser.c (cp_parser_lookup_name): Fix naming the constructor.
+
 	* cp-tree.h (COMPLETE_OR_OPEN_TYPE_P): New macro.
 	* init.c (build_offset_ref): Use it.
 	* pt.c (maybe_process_partial_specialization): Use it.

gcc/cp/parser.c

@@ -18365,6 +18365,14 @@ cp_parser_lookup_name (cp_parser *parser, tree name,
 	  if (dependent_p)
 	    pushed_scope = push_scope (parser->scope);
 
+	  /* If the PARSER->SCOPE is a template specialization, it
+	     may be instantiated during name lookup.  In that case,
+	     errors may be issued.  Even if we rollback the current
+	     tentative parse, those errors are valid.  */
+	  decl = lookup_qualified_name (parser->scope, name,
+					tag_type != none_type,
+					/*complain=*/true);
+
 	  /* 3.4.3.1: In a lookup in which the constructor is an acceptable
 	     lookup result and the nested-name-specifier nominates a class C:
 	       * if the name specified after the nested-name-specifier, when
@@ -18380,15 +18388,9 @@ cp_parser_lookup_name (cp_parser *parser, tree name,
 	     shall be used only in the declarator-id of a declaration that
 	     names a constructor or in a using-declaration.  */
 	  if (tag_type == none_type
-	      && CLASS_TYPE_P (parser->scope)
-	      && constructor_name_p (name, parser->scope))
-	    name = ctor_identifier;
-
-	  /* If the PARSER->SCOPE is a template specialization, it
-	     may be instantiated during name lookup.  In that case,
-	     errors may be issued.  Even if we rollback the current
-	     tentative parse, those errors are valid.  */
-	  decl = lookup_qualified_name (parser->scope, name,
+	      && DECL_SELF_REFERENCE_P (decl)
+	      && same_type_p (DECL_CONTEXT (decl), parser->scope))
+	    decl = lookup_qualified_name (parser->scope, ctor_identifier,
 					  tag_type != none_type,
 					  /*complain=*/true);
 

gcc/testsuite/ChangeLog

+2010-06-07  Jason Merrill  <jason@redhat.com>
+
+	PR c++/44401
+	* g++.dg/tc1/dr147.C: Test case of member with same name as class.
+
 2010-06-07  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c++/44444

gcc/testsuite/g++.dg/tc1/dr147.C

@@ -54,3 +54,13 @@ struct D: C::C
 {
   D(): C::C() { }
 };
+
+// And if lookup doesn't find the injected-class-name, we aren't naming the
+// constructor (c++/44401).
+
+struct E
+{
+  int E;
+};
+
+int E::*p = &E::E;