r150996 - in /branches/var-tracking-assignments...

[aoliva@gcc.gnu.org]

Author: aoliva
Date: Fri Aug 21 18:31:44 2009
New Revision: 150996

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=150996
Log:
* var-tracking.c (unshare_variable, set_slot_part,
clobber_slot_part, delete_slot_part): Return the current slot.
Adjust all callers to use it.
(vt_emit_notes): Check value_chains if MAY_HAVE_DEBUG_INSNS.

Modified:
    branches/var-tracking-assignments-branch/gcc/ChangeLog.vta
    branches/var-tracking-assignments-branch/gcc/var-tracking.c