[Bug c/84999] [7/8 Regression] ICE in make_vector_type, at tree.c:9561

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84999

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Mar 21 21:48:47 2018
New Revision: 258747

URL: https://gcc.gnu.org/viewcvs?rev=258747&root=gcc&view=rev
Log:
        PR c/84999
        * c-typeck.c (build_binary_op): If c_common_type_for_size fails when
        building vector comparison, diagnose it and return error_mark_node.

        * c-c++-common/pr84999.c: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/pr84999.c
Modified:
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-typeck.c
    trunk/gcc/testsuite/ChangeLog