gdb_test_multiple and empty $message

[Joel Brobecker]

> Pedro> My impression gdb_test without a message string is used at places
> Pedro> we're sending some commands that just prepare the real test.
> Pedro> It's a bit arguable whether we should do that, but there you go.
> Pedro> But I think that hiding an internal fail in such preparation
> Pedro> steps, which are never ever expected to fail (otherwise you'd
> Pedro> pass down a message string to begin with) would be actively
> Pedro> harmful, and make it harder to grok and debug testsuite results.
> 
> Yeah, I agree.

Same here.

-- 
Joel