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

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

[bangerth]

Synopsis: g++ -O with structure initializer & return value optimization generates bad code

State-Changed-From-To: open->closed
State-Changed-By: bangerth
State-Changed-When: Fri Dec  6 13:56:01 2002
State-Changed-Why:
    Patches have been applied already back in July.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=7145

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

[tlb]

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

From: tlb@tlb.org
To: "H.J. Lu" <hjl@lucon.org>
Cc: gcc-gnats@gcc.gnu.org, gcc-prs@gcc.gnu.org, gcc-bugs@gcc.gnu.org
Subject: Re: optimization/7145: g++ -O with structure initializer & return value optimization generates bad code 
Date: Sat, 29 Jun 2002 15:44:40 -0700

 Works good, like software should. Thanks.
 
 --
 Trevor Blackwell         tlb@tlb.org          (650) 776-7870

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

[H.J. Lu]

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

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 How about this patch?
 
 H.J.
 http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=7145 
 
 
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 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)
 
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