[Bug rtl-optimization/48542] mmix code which calls setjmp/longjmp may not work.

[hp at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48542

--- Comment #7 from Hans-Peter Nilsson <hp at gcc dot gnu.org> 2011-06-17 
02:18:27 UTC ---
Author: hp
Date: Fri Jun 17 02:18:24 2011
New Revision: 175132

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=175132
Log:
    PR rtl-optimization/48542
    * reload.c (find_equiv_reg): Stop looking when finding a
    setjmp-type call.
    * reload1.c (reload_as_needed): Invalidate all reload
    registers when crossing a setjmp-type call.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/reload.c
    trunk/gcc/reload1.c