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+Fri Aug 15 09:22:12 2014 Eric Wong <e@80x24.org>
+
+ * vm_core.h (rb_thread_struct): reorder to pack
+ * cont.c (rb_context_struct, rb_fiber_struct): ditto
+ On x86-64, these changes reduces:
+ rb_thread_struct to 1000 bytes (from 1016)
+ rb_context_struct to 1288 bytes (from 1312)
+ rb_fiber_struct to 2272 bytes (from 2304)
+
Fri Aug 15 09:06:31 2014 Eric Wong <e@80x24.org>
* thread_pthread.h: define RB_NATIVETHREAD_LOCK_INIT and