Hi, At Fri, 28 Nov 2008 18:54:45 +0900, Brent Roman wrote in [ruby-core:20149]: > Longer term, > The stack clearing could be supplied as a small patch to the 1.8 series, > however the > refactoring of rb_eval() is probably too large to be attached to an email > message > on this list. I will take the time to produce these patches only if at > least a few people > commit to testing them, reporting detailed results and suggestions for > improvement here. In shorter, if you use gcc, can't you try -mpreferred-stack-boundary=2 option? -- Nobu Nakada