[Bug middle-end/89294] [9 regression] ICE in valid_constant_size_p, at tree.c:7524

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89294

--- Comment #6 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Mon Feb 18 16:31:17 2019
New Revision: 268990

URL: https://gcc.gnu.org/viewcvs?rev=268990&root=gcc&view=rev
Log:
PR middle-end/89294 - ICE in valid_constant_size_p

gcc/c-family/ChangeLog:

        PR middle-end/89294
        * c-common.c (invalid_array_size_error): Handle cst_size_not_constant.

gcc/ChangeLog:

        PR middle-end/89294
        * tree.c (valid_constant_size_p): Avoid assuming size is a constant
        expression.
        * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c-common.c
    trunk/gcc/tree.c
    trunk/gcc/tree.h