[Bug tree-optimization/89572] [7/8 Regression] ICE in dyn_cast(gimple*) / get_loop_exit_condition(loop const*)

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89572

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon Mar  4 12:23:17 2019
New Revision: 269363

URL: https://gcc.gnu.org/viewcvs?rev=269363&root=gcc&view=rev
Log:
2019-03-04  Richard Biener  <rguent...@suse.de>

        PR middle-end/89572
        * tree-scalar-evolution.c: (get_loop_exit_condition): Use
        safe_dyn_cast.

        * gcc.dg/torture/pr89572.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr89572.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-scalar-evolution.c