[Bug rtl-optimization/46878] [4.6 regression] V850 ICE in in maybe_add_or_update_dep_1, at sched-deps.c:854

[dj at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46878

--- Comment #23 from dj at gcc dot gnu.org <dj at gcc dot gnu.org> 2011-01-26 22:03:50 UTC ---
Author: dj
Date: Wed Jan 26 22:03:47 2011
New Revision: 169307

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169307
Log:
PR rtl-optimization/46878
* combine.c (insn_a_feeds_b): Check for the implicit cc0
setter/user dependency as well.

* gcc.dg/pr46878-1.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr46878-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/combine.c
    trunk/gcc/testsuite/ChangeLog