41nullableWarnings.Add(GetId(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint)); 461case ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint: 1976or ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint

221case ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint:

1158nullabilityDiagnosticsBuilderOpt.Add(new TypeParameterDiagnosticInfo(typeParameter, new UseSiteInfo<AssemblySymbol>(new CSDiagnosticInfo(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, containingSymbol.ConstructedFrom(), typeParameter, typeArgument))));

1538Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "object?").WithArguments("C<T, U>", "T", "object?").WithLocation(5, 15), 1541Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "object?").WithArguments("C<T, U>", "T", "object?").WithLocation(6, 15)

9700Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "--x").WithArguments("Extensions1.extension<T>(T)", "T", "C2?").WithLocation(19, 10), 26553Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "x -= 1").WithArguments("Extensions1.extension<T>(T)", "T", "C2?").WithLocation(19, 10),

2571Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "First").WithArguments("ListExtensions.extension<T>(System.Collections.Generic.List<T>)", "T", "string?").WithLocation(15, 23),

25720Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("R<T>", "T", "string?").WithLocation(10, 23), 25723Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("R2<T>", "T", "string?").WithLocation(11, 25)

3050Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "new C().M<object?>").WithArguments("C.M<T>()", "T", "object?").WithLocation(2, 9)

8438Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("C<T>", "T", "string?").WithLocation(18, 25), 8441Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "x").WithArguments("C<T>", "T", "string?").WithLocation(34, 33), 8444Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("C<T>", "T", "string?").WithLocation(35, 35), 8450Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("C<T>", "T", "string?").WithLocation(37, 29), 8453Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "D2").WithArguments("C<T>", "T", "string?").WithLocation(39, 11), 8456Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "+").WithArguments("C<T>", "T", "T?").WithLocation(40, 34), 8459Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "y").WithArguments("C<T>", "T", "T?").WithLocation(40, 50), 8462Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "x").WithArguments("C<T>", "T", "T?").WithLocation(43, 18), 8465Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "x").WithArguments("C<T>", "T", "string?").WithLocation(45, 36) 28801Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T, out T)", "T", "T?").WithLocation(34, 13), 28810Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T, out T?)", "T", "T?").WithLocation(38, 13), 28825Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T, out T)", "T", "T?").WithLocation(48, 13), 28834Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T, out T?)", "T", "T?").WithLocation(52, 13), 31719Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T, out T)", "T", "T?").WithLocation(34, 13), 31725Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T, out T?)", "T", "T?").WithLocation(38, 13), 31734Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T, out T)", "T", "T?").WithLocation(48, 13), 31740Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T, out T?)", "T", "T?").WithLocation(52, 13), 35223Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "CopyOrDefault").WithArguments("C.CopyOrDefault<T>(T, out T?)", "T", "string?").WithLocation(6, 9), 35299Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "CopyOrDefault").WithArguments("C.CopyOrDefault<T>(T, out T?[])", "T", "string?").WithLocation(6, 9), 36392Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "Copy").WithArguments("C.Copy<T>(T, out T?)", "T", "string?").WithLocation(7, 9) 36604Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "Copy").WithArguments("C.Copy<T>(T)", "T", "string?").WithLocation(6, 17), 40106Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T)", "T", "T?").WithLocation(20, 9), 40109Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T)", "T", "T?").WithLocation(26, 9)); 40359Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F1").WithArguments("A.F1<T>(T)", "T", "object?").WithLocation(7, 9), 40362Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("A.F2<T>(T)", "T", "object?").WithLocation(9, 9)); 41195Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F1").WithArguments("A.F1<T>(T, T)", "T", "object?").WithLocation(10, 9), 41198Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F1").WithArguments("A.F1<T>(T, T)", "T", "object?").WithLocation(11, 9), 41201Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F1").WithArguments("A.F1<T>(T, T)", "T", "object?").WithLocation(13, 9), 41204Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("A.F2<T>(T, T)", "T", "object?").WithLocation(15, 9), 41207Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("A.F2<T>(T, T)", "T", "object?").WithLocation(16, 9), 41210Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("A.F2<T>(T, T)", "T", "object?").WithLocation(18, 9), 41213Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("A.F2<T>(T, T)", "T", "object?").WithLocation(20, 9), 41216Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("A.F2<T>(T, T)", "T", "object?").WithLocation(21, 9) 43929Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T)", "T", "T?").WithLocation(21, 16), 43941Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T)", "T", "T?").WithLocation(27, 16), 44118Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T)", "T", "T?").WithLocation(21, 16), 44130Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T)", "T", "T?").WithLocation(27, 16), 45898Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T)", "T", "T?").WithLocation(21, 9), 45904Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T)", "T", "T?").WithLocation(22, 9), 45913Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T)", "T", "T?").WithLocation(27, 9), 45919Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T)", "T", "T?").WithLocation(28, 9), 46288Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F1").WithArguments("A.F1<T>(T)", "T", "object?").WithLocation(7, 9), 46294Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("A.F2<T>(T)", "T", "object?").WithLocation(9, 9), 46544Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T, out T)", "T", "T?").WithLocation(29, 9), 46550Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T, out T?)", "T", "T?").WithLocation(32, 9), 46559Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T, out T)", "T", "T?").WithLocation(40, 9), 46565Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T, out T?)", "T", "T?").WithLocation(43, 9), 46852Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F1").WithArguments("A.F1<T>(T, out T)", "T", "object?").WithLocation(7, 9), 46858Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("A.F2<T>(T, out T)", "T", "object?").WithLocation(13, 9), 47110Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T, ref T)", "T", "T?").WithLocation(39, 9), 47116Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T, ref T?)", "T", "T?").WithLocation(43, 9), 47125Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T, ref T)", "T", "T?").WithLocation(53, 9), 47134Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T, ref T?)", "T", "T?").WithLocation(57, 9), 47340Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T)", "T", "T?").WithLocation(20, 9), 47343Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T)", "T", "T?").WithLocation(21, 9), 47346Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T)", "T", "T?").WithLocation(26, 9), 47349Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T)", "T", "T?").WithLocation(27, 9) 47506Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F1").WithArguments("A.F1<T>(T)", "T", "object?").WithLocation(7, 9), 47512Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("A.F2<T>(T)", "T", "object?").WithLocation(9, 9) 48274Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T, out T)", "T", "T?").WithLocation(29, 9), 48277Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T, out T?)", "T", "T?").WithLocation(32, 9), 48280Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F2").WithArguments("Program.F2<T>(T, out T)", "T", "T?").WithLocation(40, 9), 48283Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F3").WithArguments("Program.F3<T>(T, out T?)", "T", "T?").WithLocation(43, 9)); 48879Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "t1.E1").WithArguments("Program.E1<T>(T)", "T", "T?").WithLocation(13, 13), 48885Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "t2.E1").WithArguments("Program.E1<T>(T)", "T", "T").WithLocation(19, 13)); 64058Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("D<T>", "T", "string?").WithLocation(6, 21), 64073Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("D<T>", "T", "string?").WithLocation(10, 21), 78299Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<string?>").WithArguments("C.M1<T>(T?)", "T", "string?").WithLocation(25, 9), 78308Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<CL0<string?>?>").WithArguments("C.M1<T>(T?)", "T", "CL0<string?>?").WithLocation(35, 9), 84631Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F").WithArguments("C.F<T>((T, T?))", "T", "string?").WithLocation(8, 9), 84637Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F").WithArguments("C.F<T>((T, T?))", "T", "string?").WithLocation(9, 9), 84662Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F").WithArguments("C.F<T>((T, T?))", "T", "string?").WithLocation(8, 9), 84668Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F").WithArguments("C.F<T>((T, T?))", "T", "string?").WithLocation(9, 9), 89977Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "x1").WithArguments("A1<T>", "T", "T?").WithLocation(12, 27), 89986Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "x2").WithArguments("A2<T>", "T", "T?").WithLocation(21, 27), 90256Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "c").WithArguments("C<T>", "T", "T?").WithLocation(10, 28), 90319Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "T?").WithArguments("S<T>", "T", "T?").WithLocation(25, 34), 90328Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "T?").WithArguments("S<T>", "T", "T?").WithLocation(27, 32), 90334Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "T?").WithArguments("S<T>", "T", "T?").WithLocation(29, 33), 90340Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "T?").WithArguments("S<T>", "T", "T?").WithLocation(31, 38), 91885Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "new A<string?>()").WithArguments("Extensions.GetEnumerator<T>(A<T>)", "T", "string?").WithLocation(12, 26), 92386Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "new A<string?>()").WithArguments("Extensions.GetAsyncEnumerator<T>(A<T>)", "T", "string?").WithLocation(12, 32), 93608Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F").WithArguments("C.F<T>(T, T?)", "T", "C?").WithLocation(6, 9), 93614Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F").WithArguments("C.F<T>(T, T?)", "T", "C?").WithLocation(7, 9), 94231Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F").WithArguments("C.F<T>(IOut<T>, IOut<T?>)", "T", "string?").WithLocation(36, 9), 94237Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F").WithArguments("C.F<T>(IOut<T>, IOut<T?>)", "T", "string?").WithLocation(37, 9), 101663Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "Property").WithArguments("C<T>", "T", "object?").WithLocation(6, 16), 101666Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "Method").WithArguments("C<T>", "T", "object?").WithLocation(7, 16), 101669Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "p").WithArguments("C<T>", "T", "object?").WithLocation(7, 34), 101672Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "Field").WithArguments("C<T>", "T", "object?").WithLocation(11, 23), 101675Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "object?").WithArguments("C<T>", "T", "object?").WithLocation(11, 37), 101678Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "Property").WithArguments("C<T>", "T", "object?").WithLocation(12, 16), 101681Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "Method").WithArguments("C<T>", "T", "object?").WithLocation(13, 16), 101684Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "p").WithArguments("C<T>", "T", "object?").WithLocation(13, 34), 101687Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "Property").WithArguments("C<T>", "T", "object?").WithLocation(15, 18), 101690Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "Method").WithArguments("C<T>", "T", "object?").WithLocation(16, 18), 101693Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "p").WithArguments("C<T>", "T", "object?").WithLocation(16, 36), 101696Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "object?").WithArguments("C<T>", "T", "object?").WithLocation(19, 12), 101699Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "object?").WithArguments("C<T>", "T", "object?").WithLocation(19, 25)); 101732Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "C3<A?>").WithArguments("C3<T>", "T", "A?").WithLocation(10, 14)); 101765Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "D6").WithArguments("C3<T>", "T", "A?").WithLocation(10, 7)); 107983Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "IB").WithArguments("IA<TA>", "TA", "string?").WithLocation(8, 18), 107986Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("IA<TA>", "TA", "string?").WithLocation(18, 12), 107989Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1").WithArguments("B.M1<TM1>(TM1)", "TM1", "string?").WithLocation(27, 9), 107992Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<string?>").WithArguments("B.M1<TM1>(TM1)", "TM1", "string?").WithLocation(29, 9), 107995Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<string?>").WithArguments("B.M1<TM1>(TM1)", "TM1", "string?").WithLocation(30, 9) 108208Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "IB").WithArguments("IA<TA>", "TA", "TIB").WithLocation(8, 18), 108211Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "TB1").WithArguments("IA<TA>", "TA", "TB1").WithLocation(21, 12), 108214Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1").WithArguments("B<TB1, TB2>.M1<TM1>(TM1)", "TM1", "TB1").WithLocation(30, 9), 108217Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<TB1>").WithArguments("B<TB1, TB2>.M1<TM1>(TM1)", "TM1", "TB1").WithLocation(32, 9) 108523Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "TB1").WithArguments("IA<TA>", "TA", "TB1").WithLocation(21, 12), 108526Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1").WithArguments("B<TB1, TB2>.M1<TM1>(TM1)", "TM1", "TB1").WithLocation(30, 9), 108529Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<TB1>").WithArguments("B<TB1, TB2>.M1<TM1>(TM1)", "TM1", "TB1").WithLocation(32, 9) 108574Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "IB").WithArguments("IA<TA>", "TA", "TIB").WithLocation(8, 18), 108577Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "TB1").WithArguments("IA<TA>", "TA", "TB1").WithLocation(18, 12), 108580Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1").WithArguments("B<TB1, TB2>.M1<TM1>(TM1)", "TM1", "TB1").WithLocation(27, 9), 108583Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<TB1>").WithArguments("B<TB1, TB2>.M1<TM1>(TM1)", "TM1", "TB1").WithLocation(29, 9) 108670Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "TB1").WithArguments("IA<TA>", "TA", "TB1").WithLocation(18, 12), 108673Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1").WithArguments("B<TB1, TB2>.M1<TM1>(TM1)", "TM1", "TB1").WithLocation(27, 9), 108676Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<TB1>").WithArguments("B<TB1, TB2>.M1<TM1>(TM1)", "TM1", "TB1").WithLocation(29, 9) 108961Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "TB1").WithArguments("IA<TA>", "TA", "TB1").WithLocation(12, 12), 108970Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1").WithArguments("B<TB1>.M1<TM1>(TM1)", "TM1", "TB1").WithLocation(20, 9), 108979Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<TB1>").WithArguments("B<TB1>.M1<TM1>(TM1)", "TM1", "TB1").WithLocation(21, 9), 111039Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "B3").WithArguments("A<T, U>", "T", "T?").WithLocation(19, 7), 111042Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "B3").WithArguments("I<T, U>", "T", "T?").WithLocation(19, 7), 111045Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "B4").WithArguments("A<T, U>", "T", "T?").WithLocation(23, 7), 111048Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "B4").WithArguments("I<T, U>", "T", "T?").WithLocation(23, 7)); 111140Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "object?").WithArguments("C<T, U>", "T", "object?").WithLocation(6, 19), 111143Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "object?").WithArguments("C<T, U>", "T", "object?").WithLocation(7, 19) 111203Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "U").WithArguments("I<T>", "T", "T?").WithLocation(10, 20), 111209Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "U").WithArguments("I<T>", "T", "T?").WithLocation(11, 20), 111801Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "B4").WithArguments("A<T>", "T", "string?").WithLocation(27, 7) 111812Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "B4").WithArguments("A<T>", "T", "string?").WithLocation(27, 7) 112225Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "T").WithArguments("A1<T, U>", "U", "T?").WithLocation(5, 10), 112231Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "T").WithArguments("A2<T, U>", "T", "T?").WithLocation(7, 10)); 112810Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("A2<T>", "T", "string?").WithLocation(5, 16), 118264Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1").WithArguments("Outer.M1<T>(T)", "T", "T").WithLocation(6, 9), 118267Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<T>").WithArguments("Outer.M1<T>(T)", "T", "T").WithLocation(7, 9) 118292Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1").WithArguments("Outer.M1<T>(T)", "T", "T").WithLocation(7, 9), 118295Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "M1<T>").WithArguments("Outer.M1<T>(T)", "T", "T").WithLocation(8, 9) 134278Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "p").WithArguments("E.Deconstruct<T, U>(Pair<T, U>, out T, out U)", "T", "object?").WithLocation(14, 22), 134323Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "p").WithArguments("E.Deconstruct<T, U>(Pair<T, U>, out T, out U)", "T", "object?").WithLocation(21, 27), 134326Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "p").WithArguments("E.Deconstruct<T, U>(Pair2<T, U>, out T, out U)", "U", "object?").WithLocation(21, 27), 138952Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "F<U>").WithArguments("C.F<T>(I<T>)", "T", "U").WithLocation(16, 9), 141600Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "y.F").WithArguments("E.F<T>(T)", "T", "T?").WithLocation(14, 13), 141603Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "y.F").WithArguments("E.F<T>(T)", "T", "T?").WithLocation(16, 23)); 145048Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "Interlocked.CompareExchange").WithArguments("System.Threading.Interlocked.CompareExchange<T>(ref T, T, T)", "T", "object?").WithLocation(15, 9)); 158060Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "FieldItem").WithArguments("C.AuditedItem<T>", "T", "object?").WithLocation(13, 19), 158063Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "FieldItem").WithArguments("C.AuditedItem<T>", "T", "object?").WithLocation(13, 19), 158066Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "FieldItem").WithArguments("C.AuditedItem<T>", "T", "object?").WithLocation(13, 19)

3004Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("R<T>", "T", "string?").WithLocation(3, 15), 3007Diagnostic(ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint, "string?").WithArguments("R2<T>", "T", "string?").WithLocation(4, 17)

362case ErrorCode.WRN_NullabilityMismatchInTypeParameterReferenceTypeConstraint: