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+Thu May 15 18:42:49 2014 Koichi Sasada <ko1@atdot.net>
+
+ * gc.c: introduce macros to remove magic number.
+
+ GC_HEAP_FREE_SLOTS_MIN_RATIO = 0.3: guarantee minimum empty slots
+ ratio after sweep.
+ GC_HEAP_FREE_SLOTS_MAX_RATIO = 0.8: allow to free pages 0.2 (= 1-0.8)
+ of current existing slots.
+
Thu May 15 17:32:51 2014 Hiroshi Shirosaki <h.shirosaki@gmail.com>
* thread_win32.c (rb_w32_stack_overflow_handler): use Structured