Runnning the following swift code in the IBM swift sandbox works just fine
(https://swiftlang.ng.bluemix.net/#/repl)
import Foundation
let d=Date()
print(d)
print(d.timeIntervalSince1970)
However if I want to use my own swift 3.0 installation locally (on Linux) it fails with:
swift date.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
#include "CoreFoundation.h"
^
/opt/swift-3.0-RELEASE-ubuntu15.10/usr/lib/swift/CoreFoundation/CoreFoundation.h:52:10: error: 'CoreFoundation/CFBase.h' file not found
#include <CoreFoundation/CFBase.h>
^
<unknown>:0: error: could not build Objective-C module 'CoreFoundation'
Any ideas?