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Groups > comp.lang.c > #12626

Re: Encoding of character literals

From James Kuyper <jameskuyper@verizon.net>
Newsgroups comp.lang.c
Subject Re: Encoding of character literals
Date 2011-11-03 17:09 -0400
Organization A noiseless patient Spider
Message-ID <4EB302F4.3060504@verizon.net> (permalink)
References <j8uu94$jbd$1@oravannahka.helsinki.fi>

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On 11/03/2011 04:41 PM, Lauri Alanko wrote:
...
> Is it perhaps guaranteed that ((wchar_t) 'a' == L'a')?

I'm no expert on internationalization - as a US programmer I've never
had any need to worry about it. However, that question at least I can
answer:

C99 says, in effect, that the above expression is guaranteed to be true
if the implementation does not pre-define __STDC_MB_NEQ_WC__ (7.17p2).
6.10.8p1 seems to indicate that definition of the macro with a value of
1 is mandatory - but that might be an example of poor wording or a
misinterpretation on my part. It seems inconsistent with the "if" in 7.17p2.

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Thread

Encoding of character literals Lauri Alanko <la@iki.fi> - 2011-11-03 20:41 +0000
  Re: Encoding of character literals James Kuyper <jameskuyper@verizon.net> - 2011-11-03 17:09 -0400
    Re: Encoding of character literals Harald van Dijk <truedfx@gmail.com> - 2011-11-03 14:51 -0700
      Re: Encoding of character literals Lauri Alanko <la@iki.fi> - 2011-11-10 14:02 +0000
        Re: Encoding of character literals lawrence.jones@siemens.com - 2011-11-10 12:23 -0500

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