gc.c (gc_lazy_sweep): if sweep target slots are not found, we
try heap_increment() because it might be able to expand the
heap. [Bug #5127] [ruby-dev:44285]
gc.c (gc_clear_mark_on_sweep_slots): if a sweeping was
interrupted, we expand the heap if at all possible.
backport r32894 from trunk.
gc.c (gc_lazy_sweep): if sweep target slots are not found, we
try heap_increment() because it might be able to expand the
heap. [Bug #5127] [ruby-dev:44285]
gc.c (gc_clear_mark_on_sweep_slots): if a sweeping was
interrupted, we expand the heap if at all possible.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@32946 b2dd03c8-39d4-4d8f-98ff-823fe69b080e