[Bug tree-optimization/52424] dom prematurely pops entries from const_and_copies stack

[wschmidt at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52424

--- Comment #7 from William J. Schmidt <wschmidt at gcc dot gnu.org> 2012-02-29 20:27:45 UTC ---
Author: wschmidt
Date: Wed Feb 29 20:27:41 2012
New Revision: 184671

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184671
Log:
2012-02-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

    PR tree-optimization/52424
    * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
    calling dom_thread_across_edge.


Modified:
    branches/ibm/gcc-4_6-branch/gcc/ChangeLog.ibm
    branches/ibm/gcc-4_6-branch/gcc/tree-ssa-dom.c