[Bug middle-end/37174] [4.4 Regression] ICE: in vinfo_for_stmt, at tree-vectorizer.h:546

["jv244 at cam dot ac dot uk" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #5 from jv244 at cam dot ac dot uk  2008-08-20 12:34 -------
(In reply to comment #4)
> I am testing the following patch:

I checked that it fixed the problem with the original bug (PR37174.tgz)

Thanks!

> 
> Index: tree-vect-analyze.c
> ===================================================================
> --- tree-vect-analyze.c (revision 139225)
> +++ tree-vect-analyze.c (working copy)
> @@ -2531,7 +2535,7 @@ vect_get_and_check_slp_defs (loop_vec_in
>        /* Check if DEF_STMT is a part of a pattern and get the def stmt from
>           the pattern. Check that all the stmts of the node are in the
>           pattern.  */
> -      if (def_stmt && vinfo_for_stmt (def_stmt)
> +      if (def_stmt && dt[i] == vect_loop_def && vinfo_for_stmt (def_stmt)
>            && STMT_VINFO_IN_PATTERN_P (vinfo_for_stmt (def_stmt)))
>          {
>            if (!*first_stmt_dt0)
> 
> If everything goes OK, I will submit it tomorrow.
> 


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37174