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[LLVM] Add string equality operator #17

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Merged
merged 1 commit into from
Oct 17, 2022
Merged

[LLVM] Add string equality operator #17

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10 changes: 10 additions & 0 deletions Sources/LLVM/LLVM_Utils.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,16 @@ extension StaticString {
}
}

public func ==(lhs: llvm.StringRef, rhs: StaticString) -> Bool {
let lhsBuffer = UnsafeBufferPointer<UInt8>(
start: lhs.__bytes_beginUnsafe(),
count: Int(lhs.__bytes_endUnsafe() - lhs.__bytes_beginUnsafe()))
return rhs.withUTF8Buffer { (rhsBuffer: UnsafeBufferPointer<UInt8>) in
if lhsBuffer.count != rhsBuffer.count { return false }
return lhsBuffer.elementsEqual(rhsBuffer, by: ==)
}
}

extension llvm.Twine: ExpressibleByStringLiteral {
public init(stringLiteral value: String) {
self.init(value)
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