* tree-ssa-coalesce.c (struct ssa_conflicts_d): Make contents
of this a VEC and add a bitmap obstack.
(ssa_conflicts_new): Allocate the obstack and grow the VEC cleared
to the right size.
(ssa_conflicts_delete): Free the VEC and release the obstack.
(ssa_conflicts_test_p, ssa_conflicts_test_p, ssa_conflicts_add_one,
ssa_conflicts_merge, ssa_conflicts_dump): Update for above changes.
(truct live_track_d): Add another bitmap obstack here.
(new_live_track): Initialize it and use it for all bitmaps.
(delete_live_track): Don't free the bitmaps one at a time, just
release the obstack.
(create_outofssa_var_map): Fix to conform to GCC code style rules.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@190589
138bc75d-0d04-0410-961f-
82ee72b054a4