Backtrace failed when program crashed due to abort call.

[Mark Kettenis]

> Date: Sun, 8 Mar 2009 21:29:30 -0700 (PDT)
> From: Santosh B R <santoshbr4@gmail.com>
> 
> Hi All,
> I think this is an existing bug in gdb wherein the backtrace fails to give
> information, when a program is terminated by abort call.

This is not a problem in GDB, but a problem with overzealous
optimization by GCC.  Please complain about this on the GCC lists.