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stdlib: Make ArrayBufferProtocol.init inlinable to facilitate specialization #20763

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Merged
merged 2 commits into from
Nov 27, 2018
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stdlib: Make ArrayBufferProtocol.init inlinable to facilitate specialization #20763

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stdlib: Make ArrayBufferProtocol.init inlinable to facilitate special…
aschwaighofer Nov 26, 2018
baae7ee
Fix spelling of inlinable
aschwaighofer Nov 26, 2018
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3 changes: 2 additions & 1 deletion stdlib/public/core/ArrayBufferProtocol.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -128,7 +128,8 @@ extension _ArrayBufferProtocol where Indices == Range<Int>{

// Make sure the compiler does not inline _copyBuffer to reduce code size.
@inline(never)
@usableFromInline
@inlinable // This code should be specializable such that copying an array is
// fast and does not end up in an unspecialized entry point.
internal init(copying buffer: Self) {
let newBuffer = _ContiguousArrayBuffer<Element>(
_uninitializedCount: buffer.count, minimumCapacity: buffer.count)
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