[Bug tree-optimization/97929] [11 Regression] ICE: in exact_div, at poly-int.h:2219 (vect_get_num_vectors)

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97929

--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Joel Hutton <joelh@gcc.gnu.org>:

https://gcc.gnu.org/g:f5b902a9af9d1cce6c540c7f71e02e22e45c23ef

commit r11-5903-gf5b902a9af9d1cce6c540c7f71e02e22e45c23ef
Author: Joel Hutton <joel.hutton@arm.com>
Date:   Thu Dec 10 11:55:18 2020 +0000

    [VECT] pr97929 fix

    This addresses pr97929. The case for WIDEN_PLUS and WIDEN_MINUS were
    missing in vect_get_smallest_scalar_type.

    gcc/ChangeLog:

            PR tree-optimization/97929
            * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Add
            WIDEN_PLUS/WIDEN_MINUS case.

    gcc/testsuite/ChangeLog:

            * gcc.dg/vect/pr97929.c: New test.