[Bug c++/85015] [8 Regression] internal compiler error: tree check: expected class 'type', have 'exceptional' (error_mark) in build_int_cst, at tree.c:1360

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85015

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Mar 23 20:54:50 2018
New Revision: 258822

URL: https://gcc.gnu.org/viewcvs?rev=258822&root=gcc&view=rev
Log:
        PR c++/85015
        * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
        result.

        * g++.dg/cpp0x/pr85015.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/pr85015.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl.c
    trunk/gcc/testsuite/ChangeLog