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RE: Is --enable-utf8 working everywhere?

From: Ulrich Drepper <drepper_at_redhat.com>
Date: 2002-07-17 18:15:12 CEST

On Wed, 2002-07-17 at 08:44, Ryan Bloom wrote:

> While errno is not a simple variable, compilers are smart enough to
> treat it as if it is a simple variable, so just 'return errno' works
> everywhere.

Wrong. errno is in fact on most systems a hidden function call and the
C language does not have any provisions to say that a function call can
be eliminated because it always returns the same value and has no side
effects. We have such a feature in gcc but it's not evailable

And the fact that you don't make copies in APR anywhere does not mean

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Ulrich Drepper  \    ,-------------------'   \  Sunnyvale, CA 94089 USA
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Received on Wed Jul 17 18:16:03 2002

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