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Re: avoiding longjmp/vfork warnings
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From: |
Bruno Haible |
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Subject: |
Re: avoiding longjmp/vfork warnings |
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Date: |
Fri, 27 May 2005 18:20:02 +0200 |
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User-agent: |
KMail/1.5 |
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
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21160
The gcc people recommend to use 'volatile' instead; this is consistent
with ISO C 7.13.2.1.(3).
Bruno