On Wed, Jan 17, 2018 at 3:39 PM Adrian Prantl <apra...@apple.com> wrote:
> > On Jan 17, 2018, at 3:25 PM, Zachary Turner <ztur...@google.com> wrote: > > I don't know what would be involved in getting the tests building out of > tree with Make. But I do know it would be simple with CMake. I'm sure > it's probably not terrible with Make either, I just don't know enough about > it to say. > > One thing that I do like about CMake is that it can be integrated into the > existing LLDB build configuration step, which already uses CMake, to build > inferiors up front. This has the potential to speed up the test suite by > an order of magnitude. > > > Since the tests in the LLDB testsuite are typically very small and don't > import a lot of headers I'm not convinced that an incremental build of the > tests will have a very big impact on the running time of the testsuite, but > to be honest I also haven't benchmarked it to see where the time is really > spent. > It actually is pretty significant. Part of this is due to the fact that a single .py file has multiple tests, and the compile happens for every one of those tests, even though it just produces the exact same output every time.
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