Re: [boost] [config] - compiler versions

From: Beman Dawes (bdawes_at_[hidden])
Date: 2002-11-25 19:57:21

At 02:25 PM 11/25/2002, Gennaro Prota wrote:

 >A question about BOOST_COMPILER_VERSION:
 >
 >as far as I can see from the release 1.29 files, that macro is only
 >defined for VC++ and Metrowerks C++. That's acceptable for me because,
 >I suppose, they are the only compilers where the "end user" version
 >number is not immediately obvious from the value of the corresponding
 >predefined macro (_MSC_VER = 1200 -> 6.0, not 1.2 etc.). But I'm a
 >little surprised that BOOST_COMPILER_VERSION uses floating point
 >constants, because that in fact prevents its use in preprocessing
 >directives. Is it really the intent that the macro is used, e.g., for
 >stringize only and not for #if tests and the like?

Yes.  AFAIK, it was just intended for that purpose.  It really should be 
#undef'ed after the stringize use.

--Beman