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From: Richard Henderson <rth@redhat.com>
To: nobody@gcc.gnu.org
Cc: gcc-prs@gcc.gnu.org,
Subject: Re: optimization/6233: simple loop miscompilation
Date: Tue, 09 Apr 2002 09:46:00 -0000	[thread overview]
Message-ID: <20020409164604.6750.qmail@sources.redhat.com> (raw)

The following reply was made to PR optimization/6233; it has been noted by GNATS.

From: Richard Henderson <rth@redhat.com>
To: gcc-gnats@gcc.gnu.org, gcc-patches@gcc.gnu.org
Cc:  
Subject: Re: optimization/6233: simple loop miscompilation
Date: Tue, 9 Apr 2002 09:41:57 -0700

 On Tue, Apr 09, 2002 at 08:57:35PM +0930, Alan Modra wrote:
 > 	* alias.c (nonlocal_referenced_p): Make global.
 > 	* tree.h (nonlocal_referenced_p): Declare.
 > 	* loop.c (prescan_loop): Set has_nonconst_call for pure functions.
 
 This is almost certainly wrong.  It sounds more like either
 we've mis-categorized the function to begin with, or loop is
 failing to note the USE of memory in CALL_INSN_FUNCTION_USAGE.
 
 
 r~


             reply	other threads:[~2002-04-09 16:46 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-04-09  9:46 Richard Henderson [this message]
  -- strict thread matches above, loose matches on Subject: below --
2002-04-09 19:06 Richard Henderson
2002-04-09 18:06 Alan Modra
2002-04-09 17:46 Richard Henderson
2002-04-09 17:06 Alan Modra
2002-04-09  6:46 Alan Modra
2002-04-09  4:36 Alan Modra
2002-04-08 21:36 amodra

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