[Bug middle-end/56525] [4.8 Regression] Access to ggc_freed memory in flow_loops_find

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56525

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> 2013-03-05 12:51:35 UTC ---
Author: rguenth
Date: Tue Mar  5 12:51:28 2013
New Revision: 196462

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=196462
Log:
2013-03-05  Richard Biener  <rguenther@suse.de>

    PR middle-end/56525
    * loop-init.c (fix_loop_structure): Remove loops in two stages,
    not freeing them until the end.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/loop-init.c