Re: [boost] is_pointer bug with const function pointers

From: John Maddock (john_at_[hidden])
Date: 2006-05-15 12:28:37

Jordan Chavez wrote:
> I was fiddling around with the type traits library today and I found
> that is_pointer<> is false for const function pointers:
>
> bool b = boost::is_pointer<void (*)()>::value; // true
> b = boost::is_pointer<void (*const)()>::value; // false
>
> I also tried with a variety of other function pointer signatures, all
> const versions were not considered pointers. The compiler I'm using
> is MSVC 7.1
> and I haven't tested this on any other platforms. From reading the
> source I have no idea why this happens...is_pointer is explicitly
> specialized for const pointer types so maybe it's a compiler issue,
> but I haven't checked.

Sorry for the delay in getting back to you, yes it should work as you 
suggest, and does with gcc-3.4.4, but not with VC7.1 or VC8.  I don't really 
have a fix either, so suggestions welcome :-)

John.