http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46468
H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC|hjl at gcc dot gnu.org |hjl.tools at gmail dot com --- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> 2010-11-14 15:03:09 UTC --- It sounds like Wine doesn't use unwind library provided by gcc to unwind the Linux stack. When Wine unwinds Linux stack, it has to use the gcc unwind library, NOT Windows unwind library, to unwind Linux stack.