Re: [boost] MPL with mipspro

From: David Abrahams (dave_at_[hidden])
Date: 2002-09-13 08:50:27

From: "Aleksey Gurtovoy" <agurtovoy_at_[hidden]>

> Toon Knapen wrote:
> > I got following error when including <boost/mpl/bool_c.hpp>
> > with the mipspro compiler on SGI :

> As for the errors - may be changing
>
>     typedef integral_c<T, value + 1> next;
>     typedef integral_c<T, value - 1> prior;
>
> to
>
>     typedef integral_c<T, N + 1> next;
>     typedef integral_c<T, N - 1> prior;
>
> will help?

These old EDG compilers have problems with ice's. It usually makes sense to
compute them separately:

    BOOST_STATIC_CONSTANT(T, next_value = value + 1);
    typedef integral_c<T, next_value> next;

or simply parenthesize:

    typedef integral_c<T, (value + 1)> next;

-----------------------------------------------------------
           David Abrahams * Boost Consulting
dave_at_[hidden] * http://www.boost-consulting.com