mips SNaN/QNaN is swapped

[Alexandre Oliva]

On Apr  1, 2003, Richard Henderson <rth@redhat.com> wrote:

> You've missed the needed change to real_identical.  In this case,
> if canonical, you should ignore the significand.  This implies a
> needed change to real_hash as well.

> And further implies that canonical should ignore the existing value
> of sig.

This revised patch corrects the two problems above.  Ok to install if
it bootstraps on athlon-pc-linux-gnu and generates the correct bit
patterns on native, x-mips64-linux and x-mips-sgi-irix6.5?

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-- 
Alexandre Oliva   Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer                 aoliva@{redhat.com, gcc.gnu.org}
CS PhD student at IC-Unicamp        oliva@{lsd.ic.unicamp.br, gnu.org}
Free Software Evangelist                Professional serial bug killer