Issue #693 has been updated by Yuki Sonoda.

Due date deleted (12/24/2008)
Status changed from Open to Assigned
Assigned to changed from Yuki Sonoda to Koichi Sasada
Target version changed from 1.9.1 Release Candidate to 1.9.2

applied in r20925 in 1.9.1.
Thread#set_trace_func will be implemented for 1.9.2 again.

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http://redmine.ruby-lang.org/issues/show/693

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http://redmine.ruby-lang.org