[Bug rtl-optimization/48235] [4.5/4.6/4.7 Regression] ICE: SIGSEGV in has_dependence_p (sel-sched-ir.c:3263) with -fselective-scheduling2 and custom flags

[amonakov at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48235

--- Comment #2 from Alexander Monakov <amonakov at gcc dot gnu.org> 2011-04-08 
11:58:25 UTC ---
Author: amonakov
Date: Fri Apr  8 11:58:23 2011
New Revision: 172177

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=172177
Log:
    PR rtl-optimization/48235
    * sel-sched.c (code_motion_process_successors): Recompute the last
    insn in basic block if control flow changed.
    (code_motion_path_driver): Ditto.  Recompute the first insn as well.
    Update condition for ilist_remove.

testsuite:
    * gcc.dg/pr48235.c: New.


Added:
    trunk/gcc/testsuite/gcc.dg/pr48235.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/sel-sched.c
    trunk/gcc/testsuite/ChangeLog