[SR-10772] Crash when mutating array of reference-type in struct on UIView prior to adding that view as a UIViewController's subview #3411
Description
| Previous ID | SR-10772 |
| Radar | rdar://problem/51181968 |
| Original Reporter | JUSTINMKAUFMAN (JIRA User) |
| Type | Bug |
Attachment: Download
Environment
Xcode 10.2.1
macOS 10.14.4
iOS 12.2 (Simulator and Real Device)
Additional Detail from JIRA
| Votes | 1 |
| Component/s | Compiler, Foundation |
| Labels | Bug |
| Assignee | None |
| Priority | Medium |
md5: aa7c36adb376caae7c60f0e368297049
Issue Description:
This code in the linked gist consistently crashes when built with the following Xcode 10.2.1 build settings:
Swift Version = 5
Enable Testability = NO
Optimization Level = -Owholemodule
Crash occurs both on Simulator and real device.
Gist:
https://gist.github.com/JUSTINMKAUFMAN/51a40d6e2771d9229dcc629512200202
Full Xcode project zip is attached.
!CrashViewController.png|width=291,height=187,thumbnail!