[Boost-users] Re: BOOST_NO_MEMBER_TEMPLATE_FRIENDS

From: Witz (witz_at_[hidden])
Date: 2004-05-11 11:14:04

> > if the following code is commented out from visualc.hpp the standard
> > streaming operators become available for mersenne_twister - and they seem 
> > to work fine.
> >
> > #if _MSC_VER <= 1310
> > #  define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
> > #endif
> 
> I admit to being a little surprised by that myself, I'll look into it...
> 
> OK it was disabled by Beman Dawes with the comment "See format_test1 for
> example of why needed", and this test case does indeed fail if we undef that
> macro.

replacing the guards around the streaming operators in mersenne_twister and 
lagged_fibonacci with:

#if !defined(BOOST_NO_MEMBER_TEMPLATE_FRIENDS) || (_MSC_VER >= 1310)

allows the code for both classes to compile under VC7.1. perhaps we need finer 
grained guard macros?

ian