On 17/08/10 at 15:30 +0900, Tomasz Pajor wrote: > Backport #3702: segmentation fault while compiling 1.9.1-p430 on debian squeeze > http://redmine.ruby-lang.org/issues/show/3702 That's a known problem. Apparently, there is some buggy code in ruby 1.9.1 that triggers different code generation in recent GCC, causing this segfault. In Debian, we "solved" it by upgrading to ruby 1.9.2. - Lucas