Re: [boost] [config][vacpp 8.0] BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL should be defined?

From: Joaquín Mª López Muñoz (joaquin_at_[hidden])
Date: 2007-11-16 02:21:33

"K. Noel Belcourt" ha escrito:

> On Nov 15, 2007, at 4:09 PM, JOAQUIN LOPEZ MU?Z wrote:
>
> > Hello, the errors shown at http://tinyurl.com/2ao9tf and other
> > tests lead me to believe that IBM Visual Age v8.0 has a problem
> > with using declarations at function scope and ADL, yet the macro
> > BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL is not defined
> > for this compiler.
> >
> > I'd be grateful if someone with access to vacpp 8.0 (like
> > the maintainer of Sandia-AIX regression tests) would:
> >
> > 1. Try libs/config/test/no_using_breaks_adl_pass.cpp.
>
> Passes
>
> > 2. If the latter passes, try the attached test fsudba.cpp,
> > which exercises an alternative way in which using declarations
> > at function scope can break ADL.
>
> Here's the output of :
>
>  > xlC fsudba.cpp
>
> "fsudba.cpp", line 11.28: 1540-0256 (S) A parameter of type "foo<int>
> &" cannot be initialized with an expression of type "int".
> "fsudba.cpp", line 11.28: 1540-1205 (I) The error occurred while
> converting to parameter 1 of "foo<int>::swap(foo<int> &)".
> "fsudba.cpp", line 8.14: 1540-0700 (I) The previous message was
> produced while processing "foo<int>::swap(foo<int> &)".
> "fsudba.cpp", line 24.8: 1540-0700 (I) The previous message was
> produced while processing "main()".

Bingo :)
John, do you think then that BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
should be defined for __IBMCPP__<=800? Also, if you think it's appropriate
I can add the test above to libs/config/test/boost_no_using_breaks_adl.ipp.

Joaquín M López Muñoz
Telefónica, Investigación y Desarrollo