<div dir="ltr">Thanks Tony, with LD_LIBRARY_PATH set to include usr/lib/swift/linux I can get the REPL to reproduce what I see with the compiler, and that's a blank line printed out:<div><br></div><div><div><font face="monospace, monospace">➜ dates LD_LIBRARY_PATH=/opt/apple/swift-2.2-SNAPSHOT-2015-12-01-b-ubuntu14.04/usr/lib/swift/linux:$LD_LIBRARY_PATH swift printdate.swift </font></div><div><br></div></div><div><div><font face="monospace, monospace">➜ dates </font></div></div><div><br></div><div>Which leads me to the obvious question, either I've forgotten how to use NSDateFormatter, or the implementation in the December 1 drop is silently not supporting setting the dateFormat property, which appears to be the case, as setting dateStyle and timeStyle do appear to work.</div><div><br></div><div><div><font face="monospace, monospace">import Foundation</font></div><div><font face="monospace, monospace"><br></font></div><div><font face="monospace, monospace">let dateFormatter = NSDateFormatter()</font></div><div><font face="monospace, monospace">dateFormatter.dateFormat = "dd-MM-yyyy"</font></div><div><font face="monospace, monospace">var dateStr = dateFormatter.stringFromDate(NSDate())</font></div><div><font face="monospace, monospace"><br></font></div><div><font face="monospace, monospace">print(dateStr)</font></div><div><font face="monospace, monospace"><br></font></div><div><font face="monospace, monospace">dateFormatter.dateStyle = .MediumStyle</font></div><div><font face="monospace, monospace">dateFormatter.timeStyle = .MediumStyle</font></div><div><font face="monospace, monospace">dateStr = dateFormatter.stringFromDate(NSDate())</font></div><div><font face="monospace, monospace">print(dateStr)</font></div></div><div><br></div><div>results in:</div><div><br></div><div><div><font face="monospace, monospace">➜ dates LD_LIBRARY_PATH=/opt/apple/swift-2.2-SNAPSHOT-2015-12-01-b-ubuntu14.04/usr/lib/swift/linux:$LD_LIBRARY_PATH swift printdate.swift</font></div><div><font face="monospace, monospace"><-- this is a blank line emitted by the first print(), which it should not be --></font></div><div><font face="monospace, monospace">Dec 11, 2015, 6:52:33 PM</font></div></div><div><font face="monospace, monospace"><br></font></div><div>Thanks for any insight and if I need to file a bug report I am happy to help,</div><div>Joe</div><div><br></div><div><br></div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Dec 11, 2015 at 10:59 AM, Tony Parker <span dir="ltr"><<a href="mailto:anthony.parker@apple.com" target="_blank">anthony.parker@apple.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word">Hi Joe,<div><br></div><div>Try this as a workaround: Set the LD_LIBRARY_PATH environment variable to $INSTALLED_LOCATION_OF_SWIFT/usr/lib/swift/linux</div><div><div><br></div><div>This should only affect the REPL and not compiled code.</div><div><br></div><div>I think this is supposed to be fixed in the top of tree Swift but not in the Dec 1 binary drop.</div><div><br></div><div>- Tony</div><div><br></div><div><blockquote type="cite"><div><div class="h5"><div>On Dec 11, 2015, at 5:54 AM, Joseph Bell via swift-corelibs-dev <<a href="mailto:swift-corelibs-dev@swift.org" target="_blank">swift-corelibs-dev@swift.org</a>> wrote:</div><br></div></div><div><div><div class="h5"><div dir="ltr">All,<div><br></div><div>Howdy. I am using swift-2.2-SNAPSHOT-2015-12-01-b-ubuntu14.04 that was released on December 1. The following code:</div><div><br></div><div><div><font face="monospace, monospace">import Foundation</font></div><div><font face="monospace, monospace"><br></font></div><div><font face="monospace, monospace">let dateFormatter = NSDateFormatter()</font></div><div><font face="monospace, monospace">dateFormatter.dateFormat = "dd-MM-yyyy"</font></div><div><font face="monospace, monospace">let dateStr = dateFormatter.stringFromDate(NSDate())</font></div><div><font face="monospace, monospace"><br></font></div><div><font face="monospace, monospace">print(dateStr)</font></div><div><br></div></div><div>results in <br></div><div><br></div><div><div><font face="monospace, monospace">LLVM ERROR: Program used external function '_TFC10Foundation6NSDateCfT_S0_' which could not be resolved!</font></div></div><div><br></div><div>when executed with the swift driver, and then when compiled with swiftc the print statement just gives a blank newline.</div><div><br></div><div>I don't know if this is a known issue (I haven't found any reference on the status page or elsewhere indicating this was unimplemented), or I have an environmental problem.</div><div><br></div><div>Thoughts?</div><div><br></div><div>Joe</div><div><br></div></div>
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