Howto single step from beginning

[Paul Blacquiere]

>
> Remind me again what version of GDB you're using?  And it is configured
> for arm-linux, right?  Or maybe you're debugging a uClibc static binary
> that doesn't have the correct ABI markings?

GDB Ver 6.3 build under buildroot using uCLibc

>
> That's an arm-elf breakpoint.  It doesn't work on arm-linux systems.
>
> Does "show osabi" reveal anything?
>
----
(gdb) show osabi
The current OS ABI is "auto" (currently "ARM APCS").
The default OS ABI is "GNU/Linux".
(gdb)
----

I am assuming that the ABI markings are involved in the definition of 
the break
point instruction, as I can not find a corresponding match to the gdb trace
instruction in the gdb source.

PaulB.