[Bug rtl-optimization/46856] [4.6 regression] internal compiler error in final_scan_insn breaks m68k-linux bootstrap

[law at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46856

--- Comment #8 from Jeffrey A. Law <law at gcc dot gnu.org> 2011-01-27 04:25:57 
UTC ---
Author: law
Date: Thu Jan 27 04:25:49 2011
New Revision: 169321

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169321
Log:

    PR rtl-optimization/46856
    * postreload.c (reload_combine_recognize_const_pattern): Do not
    separate cc0 setter and user on cc0 targets.

    PR rtl-optimization/46856
    * gcc.c-torture/compile/pr46856.c: New test.



Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr46856.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/postreload.c
    trunk/gcc/testsuite/ChangeLog