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From: Richard Webb (richard.webb_at_[hidden])
Date: 2008-01-24 05:01:47

John Maddock <john <at>> writes:

> > -tr1_is_base_of_test ( is failing because
> > Boost thinks is_base_of<int, int> should be true and VC9 says it's
> > false.
> > n2157 has the example "is_base_of<int, int>::value // false", so
> > VC looks correct here.
> Sigh... it depends, as far as TR1 is concerned this started out false, and
> then changed to true (in the final TR1 draft N1836 anyway). However, the
> std whitepaper has for the moment anyway changed it back again... well sort
> of anyway.

Just to follow this up - MS have confirmed that they consider 'false'
to be the correct result here - see <>

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