Meh, bitten by default reply receiver... Sending it here as well in case it's of interest for others.
Begin forwarded message: > From: Henrik Johansen <[email protected]> > Date: March 30, 2011 5:10:01 PM GMT+02:00 > To: AxiNat <[email protected]> > Subject: Re: [Pharo-project] Random crashes? > > > On Mar 30, 2011, at 5:01 06PM, AxiNat wrote: > >> Hi Henrik and list, I was just asking how can I do the research by myself to >> find out where the bug comes from. >> >> Anyway, here's my config: >> >> Debian GNU/Linux wheezy/sid (testing) - Kernel version 2.6.32-5-686 >> >> CPU: Intel(R) Pentium(R) Dual CPU T3400 @ 2.16GHz >> >> Smalltalk version 'Pharo1.2' >> Smalltalk vmVersion 'Croquet Closure Cog VM [CoInterpreter >> VMMaker-oscog.35]' >> >> > Then I'd say there's probably a bug in code generation of the Cog JIT'er, > seeing as how it doesn't crash right away. > Use of SSE2 instructions would be my first bet, but it looks like your > processor supports those. > > First I'd try upgrading to a recent VM, .35 is really old, and there have > been plenty of crash fixes since then. > > If that doesn't help, try to identify which piece of code gets JIT'ed right > before the crash (using logs/a debug-built VM/gdb etc.), and try to create a > reproducible test-case of the code that generates invalid instructions when > JIT'ed. > > Then, submit testcase/details you just provided here to the Cog issue > tracker, cross your fingers, and hope for the best :) > > Cheers, > Henry
