Fw: Re: Java interpreter on ARM GNU/Linux

Fri Jul 13 10:08:00 GMT 2007

Daniel Jacobowitz writes:
 > On Thu, Jul 12, 2007 at 11:53:19PM +0100, Wookey wrote:
No he didn't. I did.
 > > I can work around some of the failures, but I can't really be
 > > bothered: the real fix for this is EABI.
 > 
 > Unfortunately, the EABI won't fix this either. In its native form it
 > supported neither forced unwinding nor _Unwind_Backtrace; we added
 > forced unwinding for the benefit of NPTL (though we're still talking
 > to ARM intermittently about its semantics). But no one's tried to
 > make _Unwind_Backtrace work yet, and it's not clear how to. To me
 > anyway.
Interesting. Presumably there is enough information in the unwinder
data to do it? If it's technically impossible to do a simple
backtrace then I have to wonder what the point of the EABI is.
Andrew.