[swift-dev] stdlib tests under FreeBSD

Davide Italiano dccitaliano at gmail.com
Fri Jan 8 18:34:51 CST 2016

On Fri, Jan 8, 2016 at 4:30 PM, Jordan Rose <jordan_rose at apple.com> wrote:
> Hi, Davide. On OS X, there are no headers in /, so it's pretty important
> that Swift doesn't try to use what's in /. (This was doubly true during the
> transition period where many people had stale headers in /.) It's also
> common to use swiftc to cross-compile on OS X, and we didn't want
> inscrutable errors about using OS X headers while compiling for iOS.
> That said, on OS X either Xcode or the "xcrun" tool takes care of setting up
> SDKROOT appropriately. I'd be fine with it defaulting to / on FreeBSD (and
> Linux), like C compilers do. If you're interested in implementing this, I
> would put it into the Driver; we already do this for "swift" (the
> interpreter) on OS X.
> The test suite deliberately blocks out all environment variables from your
> environment except for a select few, to minimize the chance that something
> is passing (or failing!) based solely on your configuration. For the test
> suite specifically, I would suggest adding "-sdk" to the
> %target-swift-frontend substitution the way we do on OS X.
> Best,
> Jordan

I agree with your proposal. I'll implement the patches and submit pull
requests accordingly. Thank you for the time spent explaining me the
details/the rationale behind choices made.



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