PATCH + test for PR17099.

[Rafael Espíndola]

On 5 September 2013 15:26, Stepan Dyatkovskiy <stpworld at narod.ru> wrote:
> 05.09.2013, 22:48, "Rafael Espíndola" <rafael.espindola at gmail.com>:
>> Please check the expected output in the testcase. Can the testcase be
>> merged into some other file that is already testing mergefunc?
> Well.. Perhaps we I can merge my functions (f0 and f1) into some existing file. But I afraid it could be merged with some existing function before: I mean for example 'f0' could be merged first with 'f_alien' first, and after the result will be merged with 'f1'.

And that would hide the code path that we want to test. Good point,
keep it as a new file, just FileCheck the output.

> Nick, what do you think?
>
> -Stepan.

Cheers,
Rafael