[RFA/RFC/sparc32] SIGSEGV during fun call when no debugging info

[Mark Kettenis]

> Date: Mon, 28 Apr 2008 20:47:05 -0700
> From: Joel Brobecker <brobecker@adacore.com>
> 
> One approach would be to enhance the code above to also handle function
> calls when no symbol is found. This is what find_function_in_inferior
> does, and we could do something similar.  But seems a bit absurd to do
> that, because we don't have multiple calling conventions on sparc.
> So finding the type would be useless.

Makes sense to me.

> 2008-04-29  Joel Brobecker  <brobecker@adacore.com>
> 
> 	* gdbarch.sh: Document the return_value method. Explain that
> 	the FUNCTYPE parameter might be NULL.
> 	* gdbarch.h: Regenerated.
> 	* sparc-tdep.c (sparc32_push_dummy_code): Do not pass the function
> 	type when calling using_struct_return, as this is unnecessary
> 	on this target.
> 
> Tested on sparc-solaris. Fixes many many regressions in gdb.ada,
> gdb.base and gdb.gdb.
> 
> OK to apply?

sure