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Re: avoiding longjmp/vfork warnings

From: Bruno Haible
Subject: Re: avoiding longjmp/vfork warnings
Date: Fri, 27 May 2005 18:20:02 +0200
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Akim Demaille wrote:
> Wouldn't
>         (void) &from_in_fd;
> do the trick?  Taking the address of a variable should ensure it is
> not in a register.

This doesn't work any more in gcc-4.0. See
The gcc people recommend to use 'volatile' instead; this is consistent
with ISO C


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