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Re: [patch] Use bit scanning and counting builtins for std::bitset

From: Phil Edwards <phil at jaj dot com>
To: Benjamin Kosnik <bkoz at redhat dot com>
Cc: falk dot hueffner at student dot uni-tuebingen dot de, libstdc++ at gcc dot gnu dot org
Date: Mon, 3 Feb 2003 13:46:14 -0500
Subject: Re: [patch] Use bit scanning and counting builtins for std::bitset
References: <877kcjtnph.fsf@student.uni-tuebingen.de> <20030202181939.GA10971@disaster.jaj.com> <20030203112028.52bf466c.bkoz@redhat.com>

On Mon, Feb 03, 2003 at 11:20:28AM -0600, Benjamin Kosnik wrote:
> 
> also, it might be possible to completely eliminate the macro CHAR_BIT
> now. If possible, this should be done.

Yep, the compiler defines __CHAR_BIT__ for us unconditionally.

The _GLIBCPP_BITSET_BITS_PER_WORD macro can also be redefined, if we feel
like pulling in numeric_limits.


Phil

-- 
I would therefore like to posit that computing's central challenge, viz. "How
not to make a mess of it," has /not/ been met.
                                                 - Edsger Dijkstra, 1930-2002

Follow-Ups:
- Re: [patch] Use bit scanning and counting builtins for std::bitset
  - From: Gabriel Dos Reis

References:
- [patch] Use bit scanning and counting builtins for std::bitset
  - From: Falk Hueffner
- Re: [patch] Use bit scanning and counting builtins for std::bitset
  - From: Phil Edwards
- Re: [patch] Use bit scanning and counting builtins for std::bitset
  - From: Benjamin Kosnik

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