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Re: [bug-grep] Re: length of dec. representation of a number

From: Jim Meyering
Subject: Re: [bug-grep] Re: length of dec. representation of a number
Date: Thu, 10 Mar 2005 21:11:22 +0100

address@hidden (Paul Jarc) wrote:
> Jim Meyering <address@hidden> wrote:
>> Technically, yes, but that would prohibit applying that macro
>> to variables, which is useful.  Currently there are uses like
>> that in the coreutils.
> Ah - well, it's easy enough to factor, so you'd have to specify the
> signedness explicitly for variables, but it would be automatically
> detected for types.
> #define INT_STRLEN_BOUND_VAR(t, signedness) ...

I don't see the benefit.
Having to specify signedness makes it unmaintainable.
It'd be too easy to get wrong, or (more likely) to render
incorrect with a subsequent variable type change.

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