Re: gnulib-tool: Ensure that long-running tests are executed last

[Jim Meyering]

Eric Blake wrote:
> On 04/02/2010 12:08 PM, Bruno Haible wrote:
>> This ensures that long-running tests are executed last. So that the user
>> gets the maximum of information as quickly as possible.
>
> That goes counter to the idea of parallel execution, where you want the
> long-running tests front-loaded so that the shorter tests can fill in
> the gaps.  If the long-running tests are last, then the entire parallel
> operation is stuck waiting for the last test.  Is there any way this can
> be made conditional, because there are good arguments for both orderings?

Seconded.

I have deliberately reordered some tests to put long-running
ones early enough so that a parallel (often -j5 or more) build
completes as quickly as possible.