Data corruption using Swift 3 enum with associated values
Originator: | james.walter.matthews | ||
Number: | rdar://27994304 | Date Originated: | 05-Oct-2015 11:45 AM |
Status: | Closed | Resolved: | Xcode 8.3 beta 2 |
Product: | OS X | Product Version: | |
Classification: | Reproducible: |
James Matthews24-Aug-2016 03:47 PM Summary: Use of an enum with associated values can result in incorrect values that appear to be the result of data corruption Steps to Reproduce: Open the attached playground in Xcode 8.0 beta 6 (8S201h) Expected Results: The Playground output should be: 1. rs1 = Leader(Candidate(lastname: "Clinton", vote: 45.0), 45.0) 2. rs2 = Leader(Candidate(lastname: "Clinton", vote: 45.0), 5.0) Actual Results: The Playground output is: 1. rs1 = Leader(Candidate(lastname: "Clinton", vote: 45.0), 45.0) 2. rs2 = Leader(Candidate(lastname: "Clinton", vote: 45.0), -3.11506003e-37) Version: Xcode 8.0 beta 6 (8S201h), OS X 10.11.6 15G31 Notes: Configuration: MacBook Pro (Retina, Mid 2012) Attachments: 'ElectionPolling2.playground.zip' was successfully uploaded.
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Appears to be fixed in Xcode 8.3 beta 2.