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Re: [PATCH] tst-setcontext2: avoid bug from compiler optimization

From: Andreas Schwab <schwab at linux-m68k dot org>
To: Chris Metcalf <cmetcalf at mellanox dot com>
Cc: Torvald Riegel <triegel at redhat dot com>, <libc-alpha at sourceware dot org>
Date: Wed, 25 Jan 2017 18:54:22 +0100
Subject: Re: [PATCH] tst-setcontext2: avoid bug from compiler optimization
Authentication-results: sourceware.org; auth=none
References: <1484330513-61379-1-git-send-email-cmetcalf@mellanox.com> <8d532404-c012-c999-c60e-8d33a2932afb@mellanox.com> <1485343437.4311.156.camel@redhat.com> <6c06a49b-8f4d-ad5f-53c1-984bd90a687b@mellanox.com>

On Jan 25 2017, Chris Metcalf <cmetcalf@mellanox.com> wrote:

>     By making oldctx (and ctx) have static scope, we forbid the compiler

There's no such thing as static scope, what you are meaning is the
storage duration.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

Follow-Ups:
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References:
- Re: [PATCH] tst-setcontext2: avoid bug from compiler optimization
  - From: Chris Metcalf
- Re: [PATCH] tst-setcontext2: avoid bug from compiler optimization
  - From: Torvald Riegel
- Re: [PATCH] tst-setcontext2: avoid bug from compiler optimization
  - From: Chris Metcalf

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