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Allow Comparable: ~Copyable (#85747)

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Builds on #85746 which covers Equatable
This commit is contained in:
Ben Cohen
2025-12-05 08:37:36 -08:00
committed by GitHub
parent a7f996651c
commit 0f99458900
7 changed files with 148 additions and 24 deletions
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15
test/Constraints/diagnostics.swift
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@@ -1472,14 +1472,12 @@ func testUnwrapFixIts(x: Int?) throws {
// expected-note@-2 {{force-unwrap using '!' to abort execution if the optional value contains 'nil'}} {{11-11=!}}
foo(y: x ?? 0)
let _ = x < 2 // expected-error {{value of optional type 'Int?' must be unwrapped to a value of type 'Int'}}
// expected-note@-1 {{coalesce using '??' to provide a default when the optional value contains 'nil'}} {{12-12= ?? <#default value#>}}
// expected-note@-2 {{force-unwrap using '!' to abort execution if the optional value contains 'nil'}} {{12-12=!}}
let _ = x < 2 // expected-error {{binary operator '<' cannot be applied to operands of type 'Int?' and 'Int'}}
// expected-note@-1 {{overloads for '<' exist with these partially matching parameter lists: (Int, Int)}}
let _ = x ?? 0 < 2
let _ = 2 < x // expected-error {{value of optional type 'Int?' must be unwrapped to a value of type 'Int'}}
// expected-note@-1 {{coalesce using '??' to provide a default when the optional value contains 'nil'}} {{16-16= ?? <#default value#>}}
// expected-note@-2 {{force-unwrap using '!' to abort execution if the optional value contains 'nil'}} {{16-16=!}}
let _ = 2 < x // expected-error {{binary operator '<' cannot be applied to operands of type 'Int' and 'Int?'}}
// expected-note@-1 {{overloads for '<' exist with these partially matching parameter lists: (Int, Int)}}
let _ = 2 < x ?? 0
let _: Int = (.optionalIntMember) // expected-error {{value of optional type 'Int?' must be unwrapped to a value of type 'Int'}}
@@ -1497,9 +1495,8 @@ func testUnwrapFixIts(x: Int?) throws {
// expected-note@-2 {{force-unwrap using '!' to abort execution if the optional value contains 'nil'}} {{36-36=!}}
let _ = try (.optionalThrowsMember ?? 0) + 1
let _ = .optionalIntMember?.bitWidth > 0 // expected-error {{value of optional type 'Int?' must be unwrapped to a value of type 'Int'}}
// expected-note@-1 {{coalesce using '??' to provide a default when the optional value contains 'nil'}} {{39-39= ?? <#default value#>}}
// expected-note@-2 {{force-unwrap using '!' to abort execution if the optional value contains 'nil'}} {{11-11=(}} {{39-39=)!}}
let _ = .optionalIntMember?.bitWidth > 0 // expected-error {{binary operator '>' cannot be applied to operands of type 'Int?' and 'Int'}}
// expected-note@-1 {{overloads for '>' exist with these partially matching parameter lists: (Int, Int)}}
let _ = (.optionalIntMember?.bitWidth)! > 0
let _ = .optionalIntMember?.bitWidth ?? 0 > 0