This is the mail archive of the gcc-bugs@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]

Re: Bootstrap ICE on alpha-osf4 building stage1 libgcc.a

To: Alexandre Oliva <oliva at lsd dot ic dot unicamp dot br>
Subject: Re: Bootstrap ICE on alpha-osf4 building stage1 libgcc.a
From: Richard Henderson <rth at cygnus dot com>
Date: Tue, 25 Jan 2000 23:15:11 -0800
Cc: "Kaveh R. Ghazi" <ghazi at caip dot rutgers dot edu>, egcs-bugs at egcs dot cygnus dot com, gcc-patches at gcc dot gnu dot org
References: <200001241658.LAA02003@caip.rutgers.edu> <20000124115552.A2539@cygnus.com> <oremb55ncl.fsf@garnize.lsd.ic.unicamp.br>

On Wed, Jan 26, 2000 at 05:00:26AM -0200, Alexandre Oliva wrote:
> Nope, the problem is stack corruption, at least in case of
> FLOAT_TRUNCATE.  The incoming operands array is just two-entries
> long, so you can't assign to operands[2].

Ug.  How dumb.

>      default:
> +      out_operands[0] = operands[1];

Pull this up out of the switch so there's only one such assignment.

Same bug in alpha_emit_xfloating_arith too.



r~

Follow-Ups:
- Re: Bootstrap ICE on alpha-osf4 building stage1 libgcc.a
  - From: Alexandre Oliva

References:
- Bootstrap ICE on alpha-osf4 building stage1 libgcc.a
  - From: Kaveh R. Ghazi
- Re: Bootstrap ICE on alpha-osf4 building stage1 libgcc.a
  - From: Richard Henderson
- Re: Bootstrap ICE on alpha-osf4 building stage1 libgcc.a
  - From: Alexandre Oliva

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]