Bug #10922: TracePoint#binding may return nil in Ruby 2.2

• Status: Closed
• Assignee: naruse (Yui NARUSE)
• Target version: -
• ruby -v: ruby 2.2.1p85 (2015-02-26 revision 49761) [x86_64-linux]
• Backport: 2.0.0: DONTNEED, 2.1: DONTNEED, 2.2: REQUIRED

[ktsj (Kazuki Tsujimoto)]

$ miniruby -ve '
TracePoint.new(:c_return) do |tp|
  p [tp.method_id, tp.binding]
end.enable

Thread.new {}.join
'
ruby 2.2.1p85 (2015-02-26 revision 49761) [x86_64-linux]
[:enable, #<Binding:0x00555555a6ed48>]
[:initialize, #<Binding:0x00555555a6ea78>]
[:new, #<Binding:0x00555555a6e758>]
[:to_s, nil]
[:join, #<Binding:0x00555555a6e5f0>]

According to git bisect, this change is introduced in r47670 and fixed in r49430.

[ktsj (Kazuki Tsujimoto)]

• Related to Bug #10723: [PERF] bm_tread_create_join 20% slower added

[naruse (Yui NARUSE)]

• Status changed from Open to Closed