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[SR-13519] Crash on resolving nested type on class-constrained archetype #55955

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AnthonyLatsis opened this issue Sep 8, 2020 · 3 comments
Closed

[SR-13519] Crash on resolving nested type on class-constrained archetype #55955

AnthonyLatsis opened this issue Sep 8, 2020 · 3 comments
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@AnthonyLatsis
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bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself crash Bug: A crash, i.e., an abnormal termination of software

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@AnthonyLatsis
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Previous ID SR-13519
Radar rdar://problem/68531679
Original Reporter @AnthonyLatsis
Type Bug
Status Resolved
Resolution Done
Environment

master (421bce3)

Additional Detail from JIRA
Votes 1
Component/s Compiler
Labels Bug, CompilerCrash
Assignee @AnthonyLatsis
Priority Medium

md5: ad9cc16748b6b31d9a89472454be4ce4

Issue Description:

class Class: P {
  typealias A = Bool
}
protocol P {
  associatedtype A
}
protocol Q: P {
  func takesA(arg: A)
}

func foo<T: Class & Q>(arg: T) {
  arg.takesA(arg: true) // crash
}
@typesanitizer
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@AnthonyLatsis
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#33859

@slavapestov
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I landed Anthony's change here - #35402

@swift-ci swift-ci transferred this issue from apple/swift-issues Apr 25, 2022
@AnthonyLatsis AnthonyLatsis added the crash Bug: A crash, i.e., an abnormal termination of software label Dec 12, 2022
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@AnthonyLatsis AnthonyLatsis

Labels
bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself crash Bug: A crash, i.e., an abnormal termination of software
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@slavapestov @typesanitizer @AnthonyLatsis