[Bug c++/90969] [10 Regression] ICE: tree check: expected array_type, have vector_type in array_ref_low_bound, at tree.c:13570

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90969

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Jun 25 14:05:13 2019
New Revision: 272654

URL: https://gcc.gnu.org/viewcvs?rev=272654&root=gcc&view=rev
Log:
        PR c++/90969
        * constexpr.c (cxx_eval_array_reference): Don't look through VCE from
        vector type if lval.

        * g++.dg/ext/vector38.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/ext/vector38.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/constexpr.c
    trunk/gcc/testsuite/ChangeLog