Re: [PATCH v3 0/9] perf build: Make build-test faster

[Arnaldo Carvalho de Melo]

> > > Em Fri, Jan 15, 2016 at 10:54:47PM +0800, pi3orama escreveu:
> > > > Is your source directory already polluted before this test?

But it would be really great to be able to run the test that builds in
the source tree at the same time as the one that uses O=, to parallelise
it in big machines and also to avoid these kinds of errors.

Till then I'll make sure I run 'make -C tools clean' before each test
:-\

- Arnaldo