[swift] The use of Swift 3 @objc inference in Swift 4 mode is deprecated?

Swift 3 @objc Inference The use of Swift 3 @objc inference in Swift 4 mode is deprecated. Please address deprecated @objc inference warnings, test your code with “Use of deprecated Swift 3 @objc inference” logging enabled, and then disable inference by changing the "Swift 3 @objc Inference" build setting to "Default" for the "XMLParsingURL" target.

got to the

  1. First step got Build Setting

  2. Search in to Build Setting Inference

  3. change swift 3 @objc Inference Default

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