This is the mail archive of the gcc@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]
Other format:	[Raw text]

Re: gcc 3.3.6 - stack corruption questions

From: Dale Johannesen <dalej at apple dot com>
To: Robert Dewar <dewar at adacore dot com>
Cc: gcc at gcc dot gnu dot org, Dale Johannesen <dalej at apple dot com>, Louis LeBlanc <leblanc at keyslapper dot net>, Giovanni Bajo <rasky at develer dot com>
Date: Mon, 25 Jul 2005 15:59:59 -0700
Subject: Re: gcc 3.3.6 - stack corruption questions
References: <20050725145524.GB71939@keyslapper.net> <036401c5912b$b8d51240$bf03030a@trilan> <20050725215959.GL71939@keyslapper.net> <42E56C9E.6050800@adacore.com>

O Jul 25, 2005, at 3:50 PM, Robert Dewar wrote:

The unoptimized version completed a 401,900 transaction test with no
problem.  All day, I've been playing with different things,


there are many bugs, most notably uninitialed vars, that show
up only when you turn on optimization.


Also violations of strict aliasing rules are common.  -Wuninitialized
-fno-strict-aliasing [after the -O] will exercise those two.   Also,
mixed builds with some -O0 and some -O3 files should
narrow it down.

References:
- gcc 3.3.6 - stack corruption questions
  - From: Louis LeBlanc
- Re: gcc 3.3.6 - stack corruption questions
  - From: Giovanni Bajo
- Re: gcc 3.3.6 - stack corruption questions
  - From: Louis LeBlanc
- Re: gcc 3.3.6 - stack corruption questions
  - From: Robert Dewar

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