void Warn(
	Exception exception,
	IFormatProvider formatProvider,
	Object message,
	string filePath = null,
	string memberName = null,
	int lineNumber = 0
)

Sub Warn ( 
	exception As Exception,
	formatProvider As IFormatProvider,
	message As Object,
	Optional filePath As String = Nothing,
	Optional memberName As String = Nothing,
	Optional lineNumber As Integer = 0
)

void Warn(
	Exception^ exception, 
	IFormatProvider^ formatProvider, 
	Object^ message, 
	String^ filePath = nullptr, 
	String^ memberName = nullptr, 
	int lineNumber = 0
)

abstract Warn : 
        exception : Exception * 
        formatProvider : IFormatProvider * 
        message : Object * 
        ?filePath : string * 
        ?memberName : string * 
        ?lineNumber : int 
(* Defaults:
        let _filePath = defaultArg filePath null
        let _memberName = defaultArg memberName null
        let _lineNumber = defaultArg lineNumber 0
*)
-> unit