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Single-expression closures don't do TypeChecker::checkParameterList #76291

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hamishknight opened this issue Sep 5, 2024 · 0 comments · Fixed by #76473
Closed

Single-expression closures don't do TypeChecker::checkParameterList #76291

hamishknight opened this issue Sep 5, 2024 · 0 comments · Fixed by #76473
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@hamishknight
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accepts invalid Bug: Accepts invalid bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. closures Feature: closures compiler The Swift compiler itself expressions Feature: expressions function parameters Feature → declarations: function parameters swift 6.0 type checker Area → compiler: Semantic analysis

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@hamishknight
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This currently compiles without error:

_ = { (@objc x: Int) in 0 }
@hamishknight hamishknight added bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler itself type checker Area → compiler: Semantic analysis accepts invalid Bug: Accepts invalid closures Feature: closures labels Sep 5, 2024
@hamishknight hamishknight self-assigned this Sep 5, 2024
@hamishknight hamishknight mentioned this issue Sep 14, 2024
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@AnthonyLatsis AnthonyLatsis added swift 6.0 function parameters Feature → declarations: function parameters expressions Feature: expressions labels Sep 16, 2024
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@hamishknight hamishknight

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accepts invalid Bug: Accepts invalid bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. closures Feature: closures compiler The Swift compiler itself expressions Feature: expressions function parameters Feature → declarations: function parameters swift 6.0 type checker Area → compiler: Semantic analysis
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[CS] Call checkParameterList for single-expr closures hamishknight/swift
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@hamishknight @AnthonyLatsis