[Bug rtl-optimization/85899] [8/9 Regression] ICE in find_fallthru_edge_from, at haifa-sched.c:8059

[amonakov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85899

--- Comment #5 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
Author: amonakov
Date: Fri Mar  1 16:18:04 2019
New Revision: 269319

URL: https://gcc.gnu.org/viewcvs?rev=269319&root=gcc&view=rev
Log:
haifa-sched: handle fallthru edge to EXIT block (PR 85899)

        PR rtl-optimization/85899
        * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
        fallthru edges leading to the exit block.

        * gcc.dg/pr85899.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr85899.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/haifa-sched.c
    trunk/gcc/testsuite/ChangeLog