RFC: stack trace generation

[Andrew Haley]

Casey Marshall writes:
 > 
 > Something I've been working on recently is finding a way to get a
 > decent Java stack trace, complete with file and line number
 > information, without using external processes (the problems with GCJ's
 > Process implementation notwithstanding, the current method is too
 > slow, and doesn't work on my target platform when a lot of the code is
 > in shared libraries).
 > 

Bryce has been working on a patch for this for some time now.  It's
different from what you have because it uses gcj's reflection data.
I'm pretty sure that this is the right way to go.  However, there have
been a few problems with PLT entries.  

Andrew.