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stdlib: Float16 needs an @available annotation for macOS [5.4] #36030

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Merged
merged 1 commit into from
Feb 18, 2021
Merged

stdlib: Float16 needs an @available annotation for macOS [5.4] #36030

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2 changes: 1 addition & 1 deletion stdlib/public/core/FloatingPointTypes.swift.gyb
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Original file line number Diff line number Diff line change
Expand Up @@ -1353,7 +1353,7 @@ internal struct _${Self}AnyHashableBox: _AnyHashableBox {
${SelfDocComment}
@frozen
% if bits == 16:
@available(iOS 14, tvOS 14, watchOS 7, *)
@available(macOS 11, iOS 14, tvOS 14, watchOS 7, *)
@available(macOS, unavailable)
@available(macCatalyst, unavailable)
% else:
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15 changes: 15 additions & 0 deletions test/IRGen/float16_macos.swift
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@@ -0,0 +1,15 @@
// RUN: %target-swift-frontend -emit-ir %s -target x86_64-apple-macos10.15 | %FileCheck %s --check-prefix=CHECK10
// RUN: %target-swift-frontend -emit-ir %s -target x86_64-apple-macos11 | %FileCheck %s --check-prefix=CHECK11

// REQUIRES: OS=macosx
// REQUIRES: CPU=x86_64
// UNSUPPORTED: use_os_stdlib

@available(macOS 11, *)
public struct Float16Wrapper {
@available(macOS, unavailable)
var x: Float16
}

// CHECK10-LABEL: @"$ss7Float16VMn" = extern_weak global %swift.type_descriptor
// CHECK11-LABEL: @"$ss7Float16VMn" = external global %swift.type_descriptor