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Kouhei Sutou authored
GitHub: fix #3122 It reverts #3126. #3126 fixes the segmentation fault but generates broken backtrace. This change fixes the segmentation fault and generates correct backtrace. The strategy of this change is "generating backtrace while irep is alive". /tmp/test.rb: def gen e0 = nil begin 1.times { raise 'foobar' } rescue => e e0 = e end e0 end e = gen GC.start gen GC.start puts e.backtrace.join("\n") Run: % bin/mruby /tmp/test.rb /tmp/test.rb:5:in Object.gen /home/kou/work/ruby/mruby.kou/mrblib/numeric.rb:77:in Integral#times /tmp/test.rb:4:in Object.gen /tmp/test.rb:13 FYI: % ruby -v /tmp/test.rb ruby 2.3.0p0 (2015-12-25) [x86_64-linux-gnu] /tmp/test.rb:5:in `block in gen' /tmp/test.rb:4:in `times' /tmp/test.rb:4:in `gen' /tmp/test.rb:13:in `<main>'
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