Re: optimization/7145: g++ -O with structure initializer & return value optimization generates bad code

["H.J. Lu" <hjl@lucon.org>]

The following reply was made to PR optimization/7145; it has been noted by GNATS.

From: "H.J. Lu" <hjl@lucon.org>
To: gcc-gnats@gcc.gnu.org, gcc-prs@gcc.gnu.org, tlb@tlb.org,
	gcc-bugs@gcc.gnu.org, nobody@gcc.gnu.org?Subject=Re:,
	optimization/@lucon.org
Cc:  
Subject: Re: optimization/7145: g++ -O with structure initializer & return
 value optimization generates bad code
Date: Fri, 28 Jun 2002 22:27:33 -0700

 This is a multi-part message in MIME format.
 --------------020208010607060209080104
 Content-Type: text/plain; charset=us-ascii; format=flowed
 Content-Transfer-Encoding: 7bit
 
 How about this patch?
 
 H.J.
 http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=7145 
 
 
 --------------020208010607060209080104
 Content-Type: text/plain;
  name="gcc-cpp-named.patch"
 Content-Transfer-Encoding: 7bit
 Content-Disposition: inline;
  filename="gcc-cpp-named.patch"
 
 2002-06-28  H.J. Lu  (hjl@gnu.org)
 
 	* typeck.c (check_return_expr): Don't set
 	current_function_return_value if DECL_INITIAL (retval) is not
 	NULL_TREE.
 
 --- gcc/cp/typeck.c.init	Fri Jun 21 00:36:03 2002
 +++ gcc/cp/typeck.c	Fri Jun 28 22:09:39 2002
 @@ -6559,6 +6559,7 @@ check_return_expr (retval)
  	  && (current_function_return_value == NULL_TREE
  	      || current_function_return_value == retval)
  	  && TREE_CODE (retval) == VAR_DECL
 +	  && DECL_INITIAL (retval) == NULL_TREE
  	  && DECL_CONTEXT (retval) == current_function_decl
  	  && ! TREE_STATIC (retval)
  	  && (DECL_ALIGN (retval)
 
 --------------020208010607060209080104--