Backport #1660: ruby1.8: tdiary's amazon.rb segfault in the cause of ruby's bug http://redmine.ruby-lang.org/issues/show/1660 起票者: dai VDR ステータス: Open, 優先度: Normal * Forwarded from http://bugs.debian.org/533329 ----------------------------------------------------------------------------- Hi, tdiary's amazon.rb segfault in the cause of ruby's bug. (tdiary/lang/ja.rb):36:[BUG] Segmentation fault ruby 1.8.7 (2009-06-08 patchlevel 173) [i486-linux] It is reported to tdiary's BTS (in Japanese). http://www.cozmixng.org/retro/projects/tdiary/tickets/142 It is investigated by hiraku, and his blog is in Japanese. http://www.hinet.mydns.jp/tdiary/?date=20090506#p01 http://www.hinet.mydns.jp/tdiary/?date=20090508#p01 Here is simply reproduce one liner. ruby -ve "C=0; o=''; o.instance_eval('def m; C; end'); o.clone.m" And hiraku points that this bug is due to below patch. debian/patches/905_class_dup_should_copy_constants.dpatch It is introduced to ruby1.8 1.8.7.72-3 and dropped in ruby1.8 1.8.7.173-1 because of the upstream's inclusion. This bug is fixed in ruby1.8 development branch. But I do not know what revision fixes it... Sorry. Regards, dai ---------------------------------------- http://redmine.ruby-lang.org