Re: [Boost-users] Bind regression from 1.30 to 1.32

From: Thomas Matelich (matelich_at_[hidden])
Date: 2005-03-15 14:31:00

On Tue, 15 Mar 2005 20:26:51 +0200, Peter Dimov <pdimov_at_[hidden]> wrote:
> Thomas Matelich wrote:
> >> This may be a reasonable regression, but I thought I'd bring it up in
> >> case its a regression that should be fixed.  My sample code and some
> >> error outputs are attached.
> 
> This regression is caused by the fact that in 1.32, bind( &Foo::bar, _1 ) no
> longer returns a reference to Foo::bar; it wants to return by value instead.
> 
> The change was motivated by the fact that bind( &Foo::bar, bind(
> createFoo ) ), where createFoo returned a Foo by value, would return a
> reference to an object that was already destroyed.
> 
> You can fix your example by using bind<string>( &Foo::bar, _1 ), which
> should work on the compilers you listed.
> 
> The CVS version also supports
> 
>     bind<string>( &Foo::bar, _1 ) == test
> 

thanks for the info and fix.

tom