Re: [Boost-users] [Parameter] Warnings from Preprocessor

Subject: Re: [Boost-users] [Parameter] Warnings from Preprocessor
From: Phillip Seaver (gtflip_at_[hidden])
Date: 2017-01-27 12:56:34

On Fri, Jan 27, 2017 at 11:32 AM, Edward Diener <eldiener_at_[hidden]>
wrote:

> On 1/27/2017 6:52 AM, Phillip Seaver wrote:
>
>> I recently updated to 1.63 from 1.57, and I'm now getting warnings from
>> usages of BOOST_PARAMETER_MEMBER_FUNCTION on Windows (msvc-12.0) like:
>>
>> warning C4003: not enough actual parameters for macro
>> 'BOOST_PP_SEQ_DETAIL_EMPTY_SIZE'
>> warning C4003: not enough actual parameters for macro
>> 'BOOST_PP_SEQ_DETAIL_IS_NOT_EMPTY'
>>
>> Should I be concerned about the warnings?  Any way to get rid of them?
>>
>
> You need not be concerned about these warnings. I have made some changes
> to Boost PP for the next release which may eliminate the above two
> warnings, but in general the VC++ preprocessor often gives spurious
> warnings of this kind which do not affect anything. The VC++ is not a
> standard conforming C++ preprocessor in numerous ways.

Thanks for the quick response!  Good to know they're not a problem.  I'm
painfully aware of how problematic VC++ can be for cross-platform
developers.  :-)

Phillip