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+Mon Oct 7 16:12:36 2013 Koichi Sasada <ko1@atdot.net>
+
+ * include/ruby/debug.h: add backtrace collecting APIs for profiler.
+ * int rb_profile_frames(int start, int limit, VALUE *buff, int *lines);
+ Collect information of frame information.
+
+ * VALUE rb_profile_frame_path(VALUE frame);
+ * VALUE rb_profile_frame_absolute_path(VALUE frame);
+ * VALUE rb_profile_frame_label(VALUE frame);
+ * VALUE rb_profile_frame_base_label(VALUE frame);
+ * VALUE rb_profile_frame_first_lineno(VALUE frame);
+ * VALUE rb_profile_frame_classpath(VALUE frame);
+ * VALUE rb_profile_frame_singleton_method_p(VALUE frame);
+ Get information about each frame.
+
+ These APIs are designed for profilers, for example, no objectallocation,
+ and enough information for profilers.
+ In this version, this API collects only collect Ruby level frames.
+ This issue will be fixed after Ruby 2.1.
+
+ * vm_backtrace.c: implement above APIs.
+
+ * iseq.c (rb_iseq_klass): return local_iseq's class.
+
Mon Oct 7 14:26:01 2013 Koichi Sasada <ko1@atdot.net>
* proc.c: catch up last commit.
- Type of return value of rb_iseq_first_lineno() is now VALUE.
+ Type of return value of rb_iseq_first_lioneno() is now VALUE.
* vm_insnhelper.c (argument_error): ditto.