typeck.c (convert_arguments): Don't arbitrarily choose the first of a set of overloaded functions.

        * typeck.c (convert_arguments): Don't arbitrarily choose the first
        of a set of overloaded functions.

        * lex.c (real_yylex): Don't elide __FUNCTION__.

From-SVN: r15055

gcc/cp/ChangeLog

+Wed Sep  3 00:02:53 1997  Jason Merrill  <jason@yorick.cygnus.com>
+
+	* typeck.c (convert_arguments): Don't arbitrarily choose the first
+ 	of a set of overloaded functions.
+
 Tue Sep  2 12:09:13 1997  Jason Merrill  <jason@yorick.cygnus.com>
 
+	* lex.c (real_yylex): Don't elide __FUNCTION__.
+
 	* method.c (build_overload_value): Add in_template parm.
 	(build_overload_int): Likewise.
 	(build_overload_identifier): Pass it.

gcc/cp/call.c

@@ -4455,9 +4455,9 @@ build_new_function_call (fn, args, obj)
 	  return error_mark_node;
 	}
 
-      /* Pedantically, it is ill-formed to define a function that could
-	 also be a template instantiation, but we won't implement that
-	 until things settle down.  */
+      /* Pedantically, normal function declarations are never considered
+	 to refer to template instantiations, but we won't implement that
+	 until we implement full template instantiation syntax.  */
       if (templates && ! cand->template && ! DECL_INITIAL (cand->fn))
 	add_maybe_template (cand->fn, templates);
 

gcc/cp/lex.c

@@ -3310,30 +3310,6 @@ real_yylex ()
 #endif
 
 	    yylval.ttype = tmp;
-
-	    /* A user-invisible read-only initialized variable
-	       should be replaced by its value.  We only handle strings
-	       since that's the only case used in C (and C++).  */
-	    /* Note we go right after the local value for the identifier
-	       (e.g., __FUNCTION__ or __PRETTY_FUNCTION__).  We used to
-	       call lookup_name, but that could result in an error about
-	       ambiguities.  */
-	    tmp = IDENTIFIER_LOCAL_VALUE (yylval.ttype);
-	    if (tmp != NULL_TREE
-		&& TREE_CODE (tmp) == VAR_DECL
-		&& DECL_IGNORED_P (tmp)
-		&& TREE_READONLY (tmp)
-		&& DECL_INITIAL (tmp) != NULL_TREE
-		&& TREE_CODE (DECL_INITIAL (tmp)) == STRING_CST)
-	      {
-		tree stringval = DECL_INITIAL (tmp);
-	      
-		/* Copy the string value so that we won't clobber anything
-		   if we put something in the TREE_CHAIN of this one.  */
-		yylval.ttype = build_string (TREE_STRING_LENGTH (stringval),
-					     TREE_STRING_POINTER (stringval));
-		value = STRING;
-	      }
 	  }
 	if (value == NEW && ! global_bindings_p ())
 	  {

gcc/cp/pt.c

@@ -1300,7 +1300,7 @@ instantiate_class_template (type)
       TREE_VALUE (d) = xref_tag_from_type (TREE_VALUE (d), NULL_TREE, 1);
 
     d = tsubst (DECL_TEMPLATE_INJECT (template), &TREE_VEC_ELT (args, 0),
-		     TREE_VEC_LENGTH (args), NULL_TREE);
+		TREE_VEC_LENGTH (args), NULL_TREE);
 
     for (; d; d = TREE_CHAIN (d))
       {

gcc/cp/typeck.c

@@ -2800,18 +2800,12 @@ convert_arguments (return_loc, typelist, values, fndecl, flags)
 	  /* Strip the `&' from an overloaded FUNCTION_DECL.  */
 	  if (TREE_CODE (val) == ADDR_EXPR)
 	    val = TREE_OPERAND (val, 0);
-	  if (TREE_CODE (val) == TREE_LIST
-	      && TREE_CHAIN (val) == NULL_TREE
-	      && TREE_TYPE (TREE_VALUE (val)) != NULL_TREE
-	      && (TREE_TYPE (val) == unknown_type_node
-		  || DECL_CHAIN (TREE_VALUE (val)) == NULL_TREE))
-	    /* Instantiates automatically.  */
-	    val = TREE_VALUE (val);
+	  if (really_overloaded_fn (val))
+	    cp_error ("insufficient type information to resolve address of overloaded function `%D'",
+		      DECL_NAME (get_first_fn (val)));
 	  else
-	    {
-	      error ("insufficient type information in parameter list");
-	      val = integer_zero_node;
-	    }
+	    error ("insufficient type information in parameter list");
+	  val = integer_zero_node;
 	}
       else if (TREE_CODE (val) == OFFSET_REF
 	    && TREE_CODE (TREE_TYPE (val)) == METHOD_TYPE)