[Bug rtl-optimization/90756] [7/8 Regression] g++ ICE in convert_move, at expr.c:218 on i686 and s390x

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90756

--- Comment #23 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu Aug 29 15:04:19 2019
New Revision: 275044

URL: https://gcc.gnu.org/viewcvs?rev=275044&root=gcc&view=rev
Log:
        Backported from mainline
        2019-07-04  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/90756
        * explow.c (promote_ssa_mode): Always use TYPE_MODE, don't bypass it
        for VECTOR_TYPE_P.

        * gcc.dg/pr90756.c: New test.

Added:
    branches/gcc-8-branch/gcc/testsuite/gcc.dg/pr90756.c
Modified:
    branches/gcc-8-branch/gcc/ChangeLog
    branches/gcc-8-branch/gcc/explow.c
    branches/gcc-8-branch/gcc/testsuite/ChangeLog