[PATCH] Fix simplify_const_relational_operation unsigned comparisons of sign-extended values (PR rtl-optimization/34490)

[Eric Botcazou]

> 2007-12-16  Jakub Jelinek  <jakub@redhat.com>
>
> 	PR rtl-optimization/34490
> 	* simplify-rtx.c (simplify_const_relational_operation): If !sign,
> 	don't reduce mmin/mmax using num_sign_bit_copies.
>
> 	* gcc.c-torture/execute/20071216-1.c: New test.

OK, thanks for fixing this.

-- 
Eric Botcazou