[libcxx] r176559 - The bitset(unsigned long long) constructor was broken by the constexpr additions only on 32 bit platforms. Fixed. This addresses http://llvm.org/bugs/show_bug.cgi?id=15444.

[Howard Hinnant]

On Mar 6, 2013, at 1:14 PM, Richard Smith <richard at metafoo.co.uk> wrote:

> 
> On 6 Mar 2013 09:32, "Howard Hinnant" <hhinnant at apple.com> wrote:
> >
> > Author: hhinnant
> > Date: Wed Mar  6 11:30:26 2013
> > New Revision: 176559
> >
> > URL: http://llvm.org/viewvc/llvm-project?rev=176559&view=rev
> > Log:
> > The bitset(unsigned long long) constructor was broken by the constexpr additions only on 32 bit platforms.  Fixed.  This addresses http://llvm.org/bugs/show_bug.cgi?id=15444.
> >
> > Modified:
> >     libcxx/trunk/include/bitset
> >
> > Modified: libcxx/trunk/include/bitset
> > URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/include/bitset?rev=176559&r1=176558&r2=176559&view=diff
> > ==============================================================================
> > --- libcxx/trunk/include/bitset (original)
> > +++ libcxx/trunk/include/bitset Wed Mar  6 11:30:26 2013
> > @@ -249,7 +249,13 @@ inline _LIBCPP_INLINE_VISIBILITY
> >  _LIBCPP_CONSTEXPR
> >  __bitset<_N_words, _Size>::__bitset(unsigned long long __v) _NOEXCEPT
> >  #ifndef _LIBCPP_HAS_NO_CONSTEXPR
> > +#if __SIZE_WIDTH__ == 64
> >      : __first_{__v}
> > +#elif __SIZE_WIDTH__ == 32
> > +    : __first_{__v, __v >> __bits_per_word}
> > +#elif
> 
> #else?

Thanks Richard!

Howard