[Bug middle-end/54313] [4.8 Regression] GCC fails to bootstrap with MALLOC_PERTURB – Segfault in bitmap_obstack_free

[steven at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54313

--- Comment #2 from Steven Bosscher <steven at gcc dot gnu.org> 2012-08-18 
10:35:41 UTC ---
Author: steven
Date: Sat Aug 18 10:35:36 2012
New Revision: 190502

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190502
Log:
    PR middle-end/54313
    * dse.c (dse_step7): Don't free kill_on_calls bitmap, it is
    freed when its obstack is release.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/dse.c