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+Tue May 28 00:34:23 2013 Koichi Sasada <ko1@atdot.net>
+
+ * include/ruby/ruby.h, gc.c: add new internal event
+ RUBY_INTERNAL_EVENT_GC_END. This event invokes at the end of
+ after_sweep().
+ Time chart with lazy sweep is here:
+ (1) Kick RUBY_INTERNAL_EVENT_GC_START
+ (2) [gc_marks()]
+ (3) [lazy_sweep()]
+ (4) [... run Ruby program (mutator) with lazy_sweep() ...]
+ (5) [after_sweep()]
+ (6) Kick RUBY_INTERNAL_EVENT_GC_END
+ (7) [... run Ruby program (mutator), and go to (1) ...]
+
+ * ext/-test-/tracepoint/tracepoint.c,
+ test/-ext-/tracepoint/test_tracepoint.rb: modify a test.
+
Tue May 28 00:18:57 2013 Koichi Sasada <ko1@atdot.net>
* vm_trace.c (rb_postponed_job_flush): remove a wrong comment.