Re: [PATCH] non-null declarations

[Dmitry V. Levin]

Hi,

On Thu, Dec 10, 2009 at 03:36:18PM +0100, Bruno Haible wrote:
> 
> Here's a proposed patch for introducing some __nonnull__ declarations. For
> a start, I'm focusing on gnulib's replacement files lib/*.in.h, because these
> declare the most often used functions.

Potential drawback of this approach is that these declarations may affect
the implementation as well: there is a risk that compiler may optimize out
NULL checks.  In other projects where this issue arose before it was
worked around by disabling non-null declarations in implementation scope.


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