Re: [boost] BOOST_CURRENT_FUNCTION on Sun C++

Subject: Re: [boost] BOOST_CURRENT_FUNCTION on Sun C++
From: Chris Knight (cknite_at_[hidden])
Date: 2008-09-05 18:00:36

On Friday 05 September 2008 4:48:07 pm Peter Dimov wrote:
> Simon Atanasyan:
> > On Thu, Sep 4, 2008 at 10:03 PM, Peter Dimov <pdimov_at_[hidden]> wrote:
> >> Emil Dotchevski:
> >>> It appears that BOOST_CURRENT_FUNCTION returns '(unknown)' on sun-5.7,
> >>> sun-5.8 and sun-5.9, ...
> >>>
> >>> Is this a bug, or is BOOST_CURRENT_FUNCTION not possible on that
> >>> compiler?
> >>
> >> Google tells me that __func__ might work on some Sun C++ versions, but I
> >> don't have access to the compiler and can't check. :-)
> >
> > Sun C++ supports __func__ under -features=extensions command line option.
>
> Is there a way to detect that -features=extensions is in effect and
> __func__ is supported? Does -features=extensions define a corresponding
> macro, or if it doesn't, is __func__ itself detectable via #ifdef __func__?

I can't find any way documented or otherwise. It appears to enable the 
acceptance of __func__ somewhere in the lex/parse stage and does not enable 
any corresponding macro. The only way I can think of involves the standard 
compiles/fails approach.

Chris