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Re: [PATCH] New -fstack-check implementation

From: kenner at vlsi1 dot ultra dot nyu dot edu (Richard Kenner)
To: duncan dot sands at math dot u-psud dot fr
Cc: ebotcazou at adacore dot com, gcc-patches at gcc dot gnu dot org
Date: Sun, 30 Mar 2008 09:20:43 EDT
Subject: Re: [PATCH] New -fstack-check implementation
References: <200803292314.24014.ebotcazou@adacore.com> <200803301511.41131.duncan.sands@math.u-psud.fr>

> in the past valgrind has noticed invalid memory accesses when using
> -fstack-check in a multi-tasking program for example when a task exits
> (the invalid accesses coming from the stack checking code).  Is this a
> known (fixed) problem?  If not, I will try to cook up a testcase.

By definition, stack checking using any probing mechanism will generate
"invalid" accesses.

Follow-Ups:
- Re: [PATCH] New -fstack-check implementation
  - From: Duncan Sands

References:
- [PATCH] New -fstack-check implementation
  - From: Eric Botcazou
- Re: [PATCH] New -fstack-check implementation
  - From: Duncan Sands

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