問題Undefined symbol: protocol descriptor for Swift.ExpressibleByFloatLiteral………………
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Could not find or use auto-linked library 'swiftCoreFoundation'
Could not find or use auto-linked library 'swiftQuartzCore'
Could not find or use auto-linked library 'swiftCore'
Could not find or use auto-linked library 'swiftCoreGraphics'
Could not find or use auto-linked library 'swiftUIKit'
Could not find or use auto-linked library 'swiftDarwin'
Could not find or use auto-linked library 'swiftFoundation'
Could not find or use auto-linked library 'swiftMetal'
Could not find or use auto-linked library 'swiftObjectiveC'
Could not find or use auto-linked library 'swiftDispatch'
Could not find or use auto-linked library 'swiftCoreImage'
Undefined symbol: protocol descriptor for Swift.ExpressibleByFloatLiteral
Undefined symbol: associated type descriptor for Swift.ExpressibleByIntegerLiteral.IntegerLiteralType
Undefined symbol: associated conformance descriptor for Swift.ExpressibleByIntegerLiteral.Swift.ExpressibleByIntegerLiteral.IntegerLiteralType: Swift._ExpressibleByBuiltinIntegerLiteral
Undefined symbol: method descriptor for Swift.ExpressibleByFloatLiteral.init(floatLiteral: A.FloatLiteralType) -> A
Undefined symbol: protocol descriptor for Swift.ExpressibleByIntegerLiteral
Undefined symbol: value witness table for Builtin.Int32
Undefined symbol: __swift_FORCE_LOAD_$_swiftMetal
Undefined symbol: __swift_FORCE_LOAD_$_swiftCoreImage
Undefined symbol: associated type descriptor for Swift.ExpressibleByFloatLiteral.FloatLiteralType
Undefined symbol: __swift_FORCE_LOAD_$_swiftQuartzCore
Undefined symbol: __swift_FORCE_LOAD_$_swiftDispatch
Undefined symbol: method descriptor for Swift.ExpressibleByIntegerLiteral.init(integerLiteral: A.IntegerLiteralType) -> A
Undefined symbol: __swift_FORCE_LOAD_$_swiftCoreFoundation
Undefined symbol: protocol witness table for Swift.Int : Swift._ExpressibleByBuiltinIntegerLiteral in Swift
Undefined symbol: __swift_FORCE_LOAD_$_swiftObjectiveC
Undefined symbol: __swift_FORCE_LOAD_$_swiftCoreGraphics
Undefined symbol: _swift_getForeignTypeMetadata
Undefined symbol: __swift_FORCE_LOAD_$_swiftFoundation
Undefined symbol: __swift_FORCE_LOAD_$_swiftDarwin
Undefined symbol: associated conformance descriptor for Swift.ExpressibleByFloatLiteral.Swift.ExpressibleByFloatLiteral.FloatLiteralType: Swift._ExpressibleByBuiltinFloatLiteral
Undefined symbol: __swift_FORCE_LOAD_$_swiftUIKit
Undefined symbol: protocol witness table for Swift.Float : Swift._ExpressibleByBuiltinFloatLiteral in Swift

圖片版錯誤信息
解決方法
如圖對Excluded Architectures進行配置后,Product菜單->Clean Build Folder,再重新編譯即可。

image.png
如果還不行,可按參考鏈接中的第二步繼續(xù)操作,問題參考:https://stackoverflow.com/questions/66369650/undefined-symbol-protocol-descriptor-for-swift-expressiblebyfloatliteral-issu