Thanks Joe.

- Tony

> On Dec 12, 2015, at 1:51 PM, Joseph Bell <j...@iachieved.it> wrote:
> 
> Tony, all:
> 
> I've opened https://bugs.swift.org/browse/SR-208 
> <https://bugs.swift.org/browse/SR-208> against the .dateFormat property of 
> NSDateFormatter.  It appears that it is not functioning as expected.  This 
> was against the latest main branch of the repositories and compiled on my 
> Ubuntu14.04 system.
> 
> swift version 2.2-dev (LLVM 46be9ff861, Clang 4deb154edc, Swift 778f82939c)
> Target: x86_64-unknown-linux-gnu
> 
> Joe
> 
> 
> 
> On Fri, Dec 11, 2015 at 12:56 PM, Tony Parker <anthony.par...@apple.com 
> <mailto:anthony.par...@apple.com>> wrote:
> Hi Joe,
> 
> Sure, bug reports are appreciated.
> 
> If you have the ability to check out the whole stack and try ToT, that would 
> be great too. We are moving extremely rapidly right now on implementing 
> missing pieces of Foundation.
> 
> - Tony
> 
>> On Dec 11, 2015, at 10:53 AM, Joseph Bell <j...@iachieved.it 
>> <mailto:j...@iachieved.it>> wrote:
>> 
>> 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:
>> 
>> ➜  dates  
>> LD_LIBRARY_PATH=/opt/apple/swift-2.2-SNAPSHOT-2015-12-01-b-ubuntu14.04/usr/lib/swift/linux:$LD_LIBRARY_PATH
>>  swift printdate.swift 
>> 
>> ➜  dates  
>> 
>> Which leads me to the obvious question, either I've forgotten how to use 
>> NSDateFormatter, or the implementation in the December 1 drop is silently 
>> not supporting setting the dateFormat property, which appears to be the 
>> case, as setting dateStyle and timeStyle do appear to work.
>> 
>> import Foundation
>> 
>> let dateFormatter = NSDateFormatter()
>> dateFormatter.dateFormat = "dd-MM-yyyy"
>> var dateStr = dateFormatter.stringFromDate(NSDate())
>> 
>> print(dateStr)
>> 
>> dateFormatter.dateStyle = .MediumStyle
>> dateFormatter.timeStyle = .MediumStyle
>> dateStr = dateFormatter.stringFromDate(NSDate())
>> print(dateStr)
>> 
>> results in:
>> 
>> ➜  dates  
>> LD_LIBRARY_PATH=/opt/apple/swift-2.2-SNAPSHOT-2015-12-01-b-ubuntu14.04/usr/lib/swift/linux:$LD_LIBRARY_PATH
>>  swift printdate.swift
>> <-- this is a blank line emitted by the first print(), which it should not 
>> be -->
>> Dec 11, 2015, 6:52:33 PM
>> 
>> Thanks for any insight and if I need to file a bug report I am happy to help,
>> Joe
>> 
>> 
>> 
>> 
>> On Fri, Dec 11, 2015 at 10:59 AM, Tony Parker <anthony.par...@apple.com 
>> <mailto:anthony.par...@apple.com>> wrote:
>> Hi Joe,
>> 
>> Try this as a workaround: Set the LD_LIBRARY_PATH environment variable to 
>> $INSTALLED_LOCATION_OF_SWIFT/usr/lib/swift/linux
>> 
>> This should only affect the REPL and not compiled code.
>> 
>> I think this is supposed to be fixed in the top of tree Swift but not in the 
>> Dec 1 binary drop.
>> 
>> - Tony
>> 
>>> On Dec 11, 2015, at 5:54 AM, Joseph Bell via swift-corelibs-dev 
>>> <swift-corelibs-dev@swift.org <mailto:swift-corelibs-dev@swift.org>> wrote:
>>> 
>>> All,
>>> 
>>> Howdy.  I am using swift-2.2-SNAPSHOT-2015-12-01-b-ubuntu14.04 that was 
>>> released on December 1.  The following code:
>>> 
>>> import Foundation
>>> 
>>> let dateFormatter = NSDateFormatter()
>>> dateFormatter.dateFormat = "dd-MM-yyyy"
>>> let dateStr = dateFormatter.stringFromDate(NSDate())
>>> 
>>> print(dateStr)
>>> 
>>> results in 
>>> 
>>> LLVM ERROR: Program used external function '_TFC10Foundation6NSDateCfT_S0_' 
>>> which could not be resolved!
>>> 
>>> when executed with the swift driver, and then when compiled with swiftc the 
>>> print statement just gives a blank newline.
>>> 
>>> 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.
>>> 
>>> Thoughts?
>>> 
>>> Joe
>>> 
>>>  _______________________________________________
>>> swift-corelibs-dev mailing list
>>> swift-corelibs-dev@swift.org <mailto:swift-corelibs-dev@swift.org>
>>> https://lists.swift.org/mailman/listinfo/swift-corelibs-dev 
>>> <https://lists.swift.org/mailman/listinfo/swift-corelibs-dev>
>> 
>> 
> 
> 

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