Patch: add systemtap-style marker to _Unwind_DebugHook

[Rainer Orth]

Tom Tromey <tromey@redhat.com> writes:

> @@ -1493,7 +1497,11 @@ static void
>  _Unwind_DebugHook (void *cfa __attribute__ ((__unused__)),
>  		   void *handler __attribute__ ((__unused__)))
>  {
> +#ifdef HAVE_SYS_SDT_H
> +  STAP_PROBE2 (libgcc, unwind, cfa, handler);
> +#else
>    asm ("");
> +#endif
>  }
>  
>  /* Install TARGET into CURRENT so that we can return to it.  This is a

This is wrong: Solaris 10+ has <sys/sdt.h> for DTrace, but only defines
DTRACE_* there.

	Rainer

-- 
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Rainer Orth, Center for Biotechnology, Bielefeld University