Swift: Memory leak when storing enum in class

Originator:alex
Number:rdar://30549163 Date Originated:16-Feb-2017
Status:Duplicate of 30856358 (Closed) Resolved:
Product:Xcode Product Version:8.2.1 (8C1002)
Classification:Performance Reproducible:Always
 
Area:
Xcode

Summary:
Memory leak occurs when storing an enum in a class. Very small sample project attached - see AppDelegate.swift.

Steps to Reproduce:
1. Open attached sample app
2. Select a physical device to run on (not a simulator)
3. Run Instruments (Cmd-I)
4. Select the Leaks template
5. Start recording


Expected Results:
No leaks.


Actual Results:
Multiple leaks of _ContiguousArrayStorage<Item>.


Version:
iOS 10.2.1, Xcode 8.2.1 (8C1002)

Notes:


Configuration:
Reproduced on iPhone 7 and iPhone 5

Attachments:
'LeakCheck.zip' and 'leaks.png' were successfully uploaded.

Comments

Fixed in Xcode 8.3.

By alex at April 7, 2017, 12:48 a.m. (reply...)

Gist with reproducible sample

By alex at Feb. 16, 2017, 2:44 a.m. (reply...)

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