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Subject: Re: [boost] Proposal for #pragma once support
From: John Phillips (phillips_at_[hidden])
Date: 2009-06-09 16:35:22


Giovanni Piero Deretta wrote:
> On Tue, Jun 9, 2009 at 9:57 PM, John
> Phillips<phillips_at_[hidden]> wrote:
>>>
>> I have a dim memory that there used to be some libraries that did not have
>> include guards, and would fail without them because of recursive use of
>> headers. Is that still true, or am I hallucinating about it?
>>
>
> Pretty much anything that uses Boost.Preprocessor with file iteration.
> And of course, Boost.Preprocessor itself.
> Also, IIRC, some libraries do not use boost.preprocessor directly, but
> implement some crude form of file iteration directly (which will also
> break).
>
> HTH,
>

   Thanks for reading through my typo and getting to the point.

                        John


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