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+Wed Oct 17 08:32:46 2012 Koichi Sasada <ko1@atdot.net>
+
+ * compile.c (compile_dstr_fragments): use `putobject' instead of
+ `putstring' for all of strings used by NODE_DSTR because
+ ruby users can not grab this string.
+ For example, the string object of "baz" in "foo#{bar}baz"
+ is located by `putobject' (users can not touch "baz" object
+ directly). This change reduces GC pressure.
+ This improvement is suggested by Aaron Patterson.
+
Wed Oct 17 08:02:57 2012 Koichi Sasada <ko1@atdot.net>
* thread.c (rb_threadptr_interrupt_mask): fix to check interrupt