[Bug rtl-optimization/88593] [9 Regression] cleanup_cfg may make cached dominance info stale

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88593

--- Comment #14 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Fri Feb  1 08:07:35 2019
New Revision: 268442

URL: https://gcc.gnu.org/viewcvs?rev=268442&root=gcc&view=rev
Log:
2019-02-01  Richard Biener  <rgue...@suse.de>

        PR rtl-optimization/88593
        * mode-switching.c (optimize_mode_switching): Free dominators before
        calling cleanup_cfg.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/mode-switching.c