may_be_unaligned_p bug?

[Eric Botcazou]

> I tested trunk and an old 4.2.1 internal branch, and found the bug on
> both, so anything in between would be affected too.  It goes back at
> least to this patch, which mostly fixed the bug:
>
> 2008-02-19  Christian Bruel  <christian.bruel@st.com>
>             Zdenek Dvorak  <ook@ucw.cz>
>
> 	* tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.

OK, I tested it (a little) with trunk on SPARC/Solaris and SPARC64/Solaris and 
things look good as well.  I won't be able to do a formal submission before 
at least one week so if you feel like beating me to it, go ahead.

-- 
Eric Botcazou