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[SR-8752] Crash when subscript override has mismatch labels #51260

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akyrtzi opened this issue Sep 14, 2018 · 1 comment
Closed

[SR-8752] Crash when subscript override has mismatch labels #51260

akyrtzi opened this issue Sep 14, 2018 · 1 comment
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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 type checker Area → compiler: Semantic analysis

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@akyrtzi
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akyrtzi commented Sep 14, 2018

Previous ID SR-8752
Radar rdar://problem/44460766
Original Reporter @akyrtzi
Type Bug
Status Resolved
Resolution Done

Attachment: Download

Additional Detail from JIRA
Votes 0
Component/s Compiler
Labels Bug, CompilerCrash, TypeChecker
Assignee None
Priority Medium

md5: 75966843f7f29a93390da837c3e5e6f8

Issue Description:

With this code:

class AccessorTest {
  subscript(a a: Int) -> Int { return a }
}
class Sub: AccessorTest {
  override subscript(a: Int) -> Int { return a }
}

Compiler crashes with `swiftc -typecheck` see attached crash log.
This is from master (d40a182)
@slavapestov
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#19375

@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
This issue was closed.
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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 type checker Area → compiler: Semantic analysis
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@akyrtzi @slavapestov @AnthonyLatsis