1520return new DiagnosticInfoWithSymbols(ErrorCode.ERR_AmbigCall, arguments, symbols);

717or ErrorCode.ERR_AmbigCall

1359Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(params double[])", "C.M(params G<int>[])"));

1288Diagnostic(ErrorCode.ERR_AmbigCall, "").WithArguments("C.C()", "C.C()").WithLocation(4, 18) 1310Diagnostic(ErrorCode.ERR_AmbigCall, "this").WithArguments("C.C()", "C.C()").WithLocation(4, 18), 1335Diagnostic(ErrorCode.ERR_AmbigCall, "this").WithArguments("C.C()", "C.C()").WithLocation(4, 18), 1360Diagnostic(ErrorCode.ERR_AmbigCall, "this").WithArguments("C.C()", "C.C()").WithLocation(4, 18),

3108Diagnostic(ErrorCode.ERR_AmbigCall, "IHelpers.M").WithArguments("IHelpers.M(I1)", "IHelpers.M(I2)").WithLocation(13, 35) 3451Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(string, object)", "C.M(object, string)").WithLocation(8, 48) 4048Diagnostic(ErrorCode.ERR_AmbigCall, "D").WithArguments("Program1.D(delegate*<int, void>)", "Program1.D(delegate*<long, void>)").WithLocation(11, 9) 6006Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(delegate*<I1>)", "C.M1(delegate*<I2>)").WithLocation(11, 9) 6144Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(delegate*<delegate*<I1, void>, void>)", "C.M1(delegate*<delegate*<I2, void>, void>)").WithLocation(11, 9)

825Diagnostic(ErrorCode.ERR_AmbigCall, "BaseGoo").WithArguments("IBase1.BaseGoo()", "IBase2.BaseGoo()"));

3501Diagnostic(ErrorCode.ERR_AmbigCall, "Test").WithArguments("Program.Test(Program.RefFunc1<Derived2, Base>)", "Program.Test(Program.RefFunc1<Derived2, Derived1>)").WithLocation(25, 9), 3504Diagnostic(ErrorCode.ERR_AmbigCall, "Test").WithArguments("Program.Test(Program.RefFunc1<Derived2, Base>)", "Program.Test(Program.RefFunc1<Derived2, Derived1>)").WithLocation(26, 9)

7720Diagnostic(ErrorCode.ERR_AmbigCall, "Test").WithArguments("C.Test(System.Func<(System.Func<short>, int)>)", "C.Test(System.Func<(System.Func<byte>, int)>)").WithLocation(26, 9) 17030Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("NS2.C2.M1(string, (int, int))", "NS1.C1.M1(string, (int, int))").WithLocation(10, 13) 21190Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C1.M(string, (int, int))", "C2.M(string, (int a, int b))").WithLocation(18, 18), 21193Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C1.M(string, (int, int))", "C2.M(string, (int a, int b))").WithLocation(19, 18), 21196Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C1.M(string, (int, int))", "C2.M(string, (int a, int b))").WithLocation(20, 18) 26198Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1<T, U>((T, int, int, int, int, int, int, int, int, int, int, int, int, int, int, int, int, int, int, (U, int)))", "C.M1<T, U>(((T, int), int, int, int, int, int, int, int, int, int, int, int, int, int, int, int, int, int, int, U))").WithLocation(7, 9)

4846Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments("Program.M2(System.Exception)", "Program.M2(int)").WithLocation(12, 16)

4539Diagnostic(ErrorCode.ERR_AmbigCall, "new Fixable(1)").WithArguments("FixableExt.GetPinnableReference(in Fixable)", "FixableExt1.GetPinnableReference(in Fixable)").WithLocation(6, 25), 4545Diagnostic(ErrorCode.ERR_AmbigCall, "f").WithArguments("FixableExt.GetPinnableReference(in Fixable)", "FixableExt1.GetPinnableReference(in Fixable)").WithLocation(12, 25),

5906Diagnostic(ErrorCode.ERR_AmbigCall, "X(A.dyn)").WithArguments("XAttribute.XAttribute(decimal)", "XAttribute.XAttribute(e1)").WithLocation(37, 2),

53Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(I1)", "Program.M(I2)").WithLocation(7, 13), 56Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(I1)", "Program.M(I2)").WithLocation(8, 19), 59Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(I1)", "Program.M(I2)").WithLocation(9, 12),

63Diagnostic(ErrorCode.ERR_AmbigCall, "Join").WithArguments("StringExtensions.Join(string, params string[])", "StringExtensions.Join(string, params System.ReadOnlySpan<string>)").WithLocation(7, 65)); 607Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M<T>(T[], T[])", "C.M<T>(System.ReadOnlySpan<T>, System.Span<T>)").WithLocation(5, 3) 690Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M<T>(T, T)", "C.M<T>(System.Span<T>, System.Span<T>)").WithLocation(6, 3) 720Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Collections.Generic.IEnumerable<int>, System.ReadOnlySpan<int>)", "C.M(System.Span<int>, System.Span<int>)").WithLocation(5, 3) 7402Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Span<int>)", "C.M(System.Collections.Generic.IEnumerable<int>)").WithLocation(5, 3)); 7452Diagnostic(ErrorCode.ERR_AmbigCall, "C").WithArguments("C.C(System.Span<int>)", "C.C(System.Collections.Generic.IEnumerable<int>)").WithLocation(5, 13)); 8116Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(System.Span<string>)", "C.M1(System.ReadOnlySpan<object>)").WithLocation(1, 3) 8135Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments("C.M2(System.Span<object>)", "C.M2(System.ReadOnlySpan<string>)").WithLocation(1, 3)); 8238Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Span<string>)", "C.M(System.ReadOnlySpan<object>)").WithLocation(3, 3)); 8360Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Span<object>)", "C.M(System.ReadOnlySpan<string>)").WithLocation(3, 3)); 8532Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("E.M1(System.Span<string>)", "E.M1(System.ReadOnlySpan<object>)").WithLocation(1, 17)); 8553Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.ReadOnlySpan<string>)", "C.M(System.ReadOnlySpan<object>)").WithLocation(1, 3)); 8644Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(params System.ReadOnlySpan<string>)", "C.M(params System.ReadOnlySpan<object>)").WithLocation(1, 3)); 8697Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(C)", "C.M(System.ReadOnlySpan<object>)").WithLocation(3, 3));

170Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(I1)", "C.M(I2)").WithLocation(2, 3) 179Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(I1)", "C.M(I2)").WithLocation(2, 3) 220Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(I1)", "C.M(I2)").WithLocation(4, 3) 363Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C1.M(I1)", "C2.M(I2)").WithLocation(4, 4) 2753Diagnostic(ErrorCode.ERR_AmbigCall, "R").WithArguments("E1.R(int)", "E2.R(int)").WithLocation(9, 11) 2815Diagnostic(ErrorCode.ERR_AmbigCall, "R").WithArguments("E1.R(int)", "E2.R(int)").WithLocation(9, 11)

766Diagnostic(ErrorCode.ERR_AmbigCall, "this").WithArguments("C.C()", "C.C()").WithLocation(4, 19)); 826Diagnostic(ErrorCode.ERR_AmbigCall, "this").WithArguments("C.C()", "C.C()").WithLocation(3, 19));

3390Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(string, ref int)", "C.M1(C, ref readonly int)").WithLocation(9, 34)); 3412Diagnostic(ErrorCode.ERR_AmbigCall, "C").WithArguments("C.C(string, ref int)", "C.C(C, ref readonly int)").WithLocation(9, 13)); 3532Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int)", "C.M1(I2, ref readonly int)").WithLocation(10, 30), 3535Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int)", "C.M1(I2, ref readonly int)").WithLocation(11, 30), 3538Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int)", "C.M1(I2, ref readonly int)").WithLocation(12, 30)); 3562Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, ref int)", "C.M1(I2, ref readonly int)").WithLocation(2, 24)); 3622Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int)", "C.M1(I2, ref int)").WithLocation(12, 30), 3625Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int)", "C.M1(I3, ref readonly int)").WithLocation(13, 30), 3628Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int)", "C.M1(I3, ref readonly int)").WithLocation(14, 30)); 3657Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I2, in int)", "C.M1(I3, ref int)").WithLocation(2, 24), 3660Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I2, in int)", "C.M1(I4, ref readonly int)").WithLocation(3, 24)); 3695Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int)", "C.M1(I2, ref int)").WithLocation(10, 30) 3732: Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, ref int)", "C.M1(I2, ref int, in int)").WithLocation(3, 24), 3786Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, ref readonly int)", "C.M1(I2, ref readonly int, in int)").WithLocation(10, 32), 3789Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, ref readonly int)", "C.M1(I2, ref readonly int, in int)").WithLocation(11, 32), 3792Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, ref readonly int)", "C.M1(I2, ref readonly int, in int)").WithLocation(12, 32), 3795Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, ref readonly int)", "C.M1(I2, ref readonly int, in int)").WithLocation(13, 32), 3798Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, ref readonly int)", "C.M1(I2, ref readonly int, in int)").WithLocation(14, 32), 3801Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, ref readonly int)", "C.M1(I2, ref readonly int, in int)").WithLocation(15, 32), 3804Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, ref readonly int)", "C.M1(I2, ref readonly int, in int)").WithLocation(16, 32), 3807Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, ref readonly int)", "C.M1(I2, ref readonly int, in int)").WithLocation(17, 32), 3810Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, ref readonly int)", "C.M1(I2, ref readonly int, in int)").WithLocation(18, 32)); 3842Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, in int, in int)", "C.M1(I2, in int, in int, ref int)").WithLocation(10, 38) 3869Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(I1, in int, in int, in int)", "C.M1(I2, in int, in int, in int)").WithLocation(10, 38)); 3921Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("I.M(I1, ref int)", "I.M(I2, in int)").WithLocation(3, 3) 3975Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("I.M(I1, ref int)", "I.M(I2, ref readonly int)").WithLocation(3, 3)); 7629Diagnostic(ErrorCode.ERR_AmbigCall, "this.M").WithArguments("C.M(I1, ref readonly int)", "C.M(I2, ref int)").WithLocation(8, 17)); 7682Diagnostic(ErrorCode.ERR_AmbigCall, "this.M").WithArguments("C.M(I1, in int)", "C.M(I2, ref int)").WithLocation(8, 17)

785Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(System.Collections.Generic.List<int>)", "Program.F(int[])").WithLocation(8, 17)); 810Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments("Program.F1(System.Collections.Generic.List<int>)", "Program.F1(int[])").WithLocation(10, 17), 813Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(int[])", "Program.F2(System.Collections.Generic.List<int>)").WithLocation(11, 17)); 843Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments("Program.F1(System.Collections.Generic.List<int>)", "Program.F1(System.Collections.Generic.List<long?>)").WithLocation(10, 17), 846Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(System.Collections.Generic.List<long?>)", "Program.F2(System.Collections.Generic.List<int>)").WithLocation(11, 17)); 871Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments("Program.F1(System.Collections.Generic.List<int?>)", "Program.F1(System.Collections.Generic.List<long>)").WithLocation(10, 17), 874Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(System.Collections.Generic.List<long>)", "Program.F2(System.Collections.Generic.List<int?>)").WithLocation(11, 17)); 906Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments("Program.F1(S)", "Program.F1(System.Collections.Generic.List<int>)").WithLocation(17, 17), 909Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(System.Collections.Generic.List<int>)", "Program.F2(S)").WithLocation(18, 17)); 960Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments("Program.F1(int[])", "Program.F1(string[])").WithLocation(12, 9), 963Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(System.Collections.Generic.List<int>)", "Program.F2(System.Collections.Generic.List<string>)").WithLocation(13, 9), 966Diagnostic(ErrorCode.ERR_AmbigCall, "F3").WithArguments("Program.F3(string[])", "Program.F3(System.Collections.Generic.List<int?>)").WithLocation(14, 9)); 1051Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(MyCollection)", "Program.F(int?[])").WithLocation(15, 17), 1054Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(MyCollection)", "Program.F(int?[])").WithLocation(18, 17), 1057Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(MyCollection)", "Program.F(int?[])").WithLocation(20, 9), 1060Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(MyCollection)", "Program.F(int?[])").WithLocation(21, 9), 1063Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(MyCollection)", "Program.F(int?[])").WithLocation(23, 9), 1066Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(MyCollection)", "Program.F(int?[])").WithLocation(24, 9) 1138Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(MyCollection1)", "Program.F(MyCollection2)").WithLocation(24, 17), 1141Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(MyCollection1)", "Program.F(MyCollection2)").WithLocation(26, 17) 1450Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(generateMethodSignature("F1", type1), generateMethodSignature("F1", type2)).WithLocation(10, 17), 1453Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(generateMethodSignature("F2", type2), generateMethodSignature("F2", type1)).WithLocation(12, 17)); 1545Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(generateMethodSignature("F1", type1), generateMethodSignature("F1", type2)).WithLocation(10, 17), 1548Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(generateMethodSignature("F2", type2), generateMethodSignature("F2", type1)).WithLocation(12, 17)); 1645Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(generateMethodSignature("F1", type1), generateMethodSignature("F1", type2)).WithLocation(10, 17), 1648Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(generateMethodSignature("F2", type2), generateMethodSignature("F2", type1)).WithLocation(12, 17)); 1751Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(generateMethodSignature("F1", type1), generateMethodSignature("F1", type2)).WithLocation(10, 17), 1754Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(generateMethodSignature("F2", type2), generateMethodSignature("F2", type1)).WithLocation(12, 17), 1757Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(generateMethodSignature("F1", type1), generateMethodSignature("F1", type2)).WithLocation(14, 17), 1760Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(generateMethodSignature("F2", type2), generateMethodSignature("F2", type1)).WithLocation(16, 17)); 1824Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(f1StringSig, f1InterpolatedSig).WithLocation(1, 9), 1827Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(f2InterpolatedSig, f2StringSig).WithLocation(2, 9), 1830Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(f1StringSig, f1InterpolatedSig).WithLocation(3, 9), 1833Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(f2InterpolatedSig, f2StringSig).WithLocation(4, 9) 1941Diagnostic(ErrorCode.ERR_AmbigCall, "ArrayDerived").WithArguments("Program.ArrayDerived(System.Span<object>)", "Program.ArrayDerived(string[])").WithLocation(12, 9) 1956var expectedDiagnostic = Diagnostic(ErrorCode.ERR_AmbigCall, "SpanDerived").WithArguments("Program.SpanDerived(System.Span<string>)", "Program.SpanDerived(object[])").WithLocation(5, 9); 2039Diagnostic(ErrorCode.ERR_AmbigCall, "Unrelated").WithArguments("Program.Unrelated(System.Span<int>)", "Program.Unrelated(string[])").WithLocation(6, 9)); 2069Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments("Program.F1(int[], int[])", "Program.F1(System.Span<object>, System.ReadOnlySpan<int>)").WithLocation(10, 9), 2072Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(object, string[])", "Program.F2(string, System.Span<object>)").WithLocation(11, 9) 2111Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments("Program.F1(System.Span<int>, int[])", "Program.F1(int[], System.ReadOnlySpan<int>)").WithLocation(10, 9), 2114Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(string, string[])", "Program.F2(object, System.Span<string>)").WithLocation(11, 9)); 2219Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments("Program.F1(System.ReadOnlySpan<int>)", "Program.F1(System.ReadOnlySpan<object>)").WithLocation(10, 9), 2222Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(System.Span<string>)", "Program.F2(System.Span<object>)").WithLocation(11, 9)); 2247Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments("Program.F1(int[])", "Program.F1(object[])").WithLocation(8, 9)); 2312Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(System.Collections.Generic.List<int>)", "Program.F2(System.Collections.Generic.List<byte>)").WithLocation(9, 9)); 2339Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(System.Collections.Generic.List<int>)", "Program.F2(System.Collections.Generic.List<byte>)").WithLocation(9, 9)); 2377Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(System.ReadOnlySpan<string>)", $"Program.F2(System.ReadOnlySpan<{formatType}>)").WithLocation(8, 9) 2547Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(6, 3), 2550Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(7, 3), 2553Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(8, 3), 2556Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(9, 3), 2559Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(13, 3), 2562Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(14, 3), 2565Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(15, 3), 2568Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(16, 3), 2571Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(17, 3), 2574Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(18, 3), 2577Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(19, 3), 2580Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ext1.M1(object, System.Collections.Generic.List<dynamic>)", "Ext2.M1(object, System.Collections.Generic.List<object>)").WithLocation(20, 3) 2722Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(6, 1), 2725Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(7, 1), 2728Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(8, 1), 2731Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(9, 1), 2734Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments(generateMethodSignature("M2", listType),generateMethodSignature("M2", hashSetType)).WithLocation(10, 1), 2737Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments(generateMethodSignature("M2", listType),generateMethodSignature("M2", hashSetType)).WithLocation(11, 1), 2740Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments(generateMethodSignature("M2", listType),generateMethodSignature("M2", hashSetType)).WithLocation(12, 1), 2743Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments(generateMethodSignature("M2", listType),generateMethodSignature("M2", hashSetType)).WithLocation(13, 1), 2746Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(17, 1), 2749Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(18, 1), 2752Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(19, 1), 2755Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(20, 1), 2758Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(21, 1), 2761Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(22, 1), 2764Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(23, 1), 2767Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments(generateMethodSignature("M1", hashSetType), generateMethodSignature("M1", listType)).WithLocation(24, 1) 2900Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(6, 3), 2903Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(7, 3), 2906Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(8, 3), 2909Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(9, 3), 2912Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(13, 3), 2915Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(14, 3), 2918Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(15, 3), 2921Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(16, 3), 2924Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(17, 3), 2927Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(18, 3), 2930Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(19, 3), 2933Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Ex1.M1(object, System.Collections.Generic.List<(int a, int b)>)", "Ex2.M1(object, System.Collections.Generic.List<(int c, int d)>)").WithLocation(20, 3) 3000Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments($"Program.M1(params System.Collections.Generic.{type1})", $"Program.M1(params System.Collections.Generic.{type2})").WithLocation(4, 1), 3003Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments($"Program.M1(params System.Collections.Generic.{type1})", $"Program.M1(params System.Collections.Generic.{type2})").WithLocation(5, 1), 3006Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments($"Program.M1(params System.Collections.Generic.{type1})", $"Program.M1(params System.Collections.Generic.{type2})").WithLocation(6, 1), 3009Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments($"Program.M1(params System.Collections.Generic.{type1})", $"Program.M1(params System.Collections.Generic.{type2})").WithLocation(7, 1) 3561Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F<T>(T[])", "Program.F<T>(System.Collections.Generic.List<T>)").WithLocation(8, 13)); 7013Diagnostic(ErrorCode.ERR_AmbigCall, "new AB()").WithArguments("C.Add(IA)", "C.Add(IB)").WithLocation(15, 36)); 7045Diagnostic(ErrorCode.ERR_AmbigCall, "new AB()").WithArguments("Extensions.Add(C, IA)", "Extensions.Add(C, IB)").WithLocation(18, 36)); 27266Diagnostic(ErrorCode.ERR_AmbigCall, "x").WithArguments("MyCollection.Add(IA)", "MyCollection.Add(IB)").WithLocation(6, 27), 27269Diagnostic(ErrorCode.ERR_AmbigCall, "y").WithArguments("MyCollection.Add(IA)", "MyCollection.Add(IB)").WithLocation(6, 32)); 27344Diagnostic(ErrorCode.ERR_AmbigCall, "x").WithArguments("MyCollection.Add(IA)", "MyCollection.Add(IB)").WithLocation(6, 27), 27347Diagnostic(ErrorCode.ERR_AmbigCall, "y").WithArguments("MyCollection.Add(IA)", "MyCollection.Add(IB)").WithLocation(6, 32)); 27431Diagnostic(ErrorCode.ERR_AmbigCall, "x").WithArguments("ExtensionsA.Add<T>(MyCollection<T>, string)", "ExtensionsB.Add<T>(MyCollection<T>, string)").WithLocation(6, 27), 27434Diagnostic(ErrorCode.ERR_AmbigCall, "y").WithArguments("ExtensionsA.Add<T>(MyCollection<T>, string)", "ExtensionsB.Add<T>(MyCollection<T>, string)").WithLocation(6, 32)); 28713Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(C)", "C.M(int[])").WithLocation(5, 3), 28716Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(C)", "C.M(int[])").WithLocation(6, 3)); 29448Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.ReadOnlySpan<int>)", "C.M(System.Collections.Generic.List<int>)").WithLocation(4, 3)); 29884Diagnostic(ErrorCode.ERR_AmbigCall, "new C()").WithArguments("Collection.Add(I1)", "Collection.Add(I2)").WithLocation(4, 17)); 29913Diagnostic(ErrorCode.ERR_AmbigCall, "new C()").WithArguments("Collection.Add(I1)", "Collection.Add(I2)").WithLocation(4, 17)

1627Diagnostic(ErrorCode.ERR_AmbigCall, "GetFirst").WithArguments("A.GetFirst(int, int)", "A.GetFirst(string, string)").WithLocation(5, 30), 1630Diagnostic(ErrorCode.ERR_AmbigCall, "GetFirst").WithArguments("A.GetFirst(int, int)", "A.GetFirst(string, string)").WithLocation(6, 30));

5858Diagnostic(ErrorCode.ERR_AmbigCall, "--").WithArguments("I1.operator --()", "I3.operator --()").WithLocation(33, 17) 5923Diagnostic(ErrorCode.ERR_AmbigCall, "--").WithArguments("I1.operator --()", "I3.operator --()").WithLocation(33, 17) 6061Diagnostic(ErrorCode.ERR_AmbigCall, "--").WithArguments("NS1.Extensions2.extension(I1).operator --()", "NS1.Extensions2.extension(I3).operator --()").WithLocation(35, 21) 6135Diagnostic(ErrorCode.ERR_AmbigCall, "--").WithArguments("NS1.Extensions2.extension(I1).operator --()", "NS1.Extensions2.extension(I3).operator --()").WithLocation(35, 21) 7672Diagnostic(ErrorCode.ERR_AmbigCall, "--").WithArguments("Extensions2.extension(C1).operator --()", "Extensions1.extension(C1).operator --()").WithLocation(32, 13), 7675Diagnostic(ErrorCode.ERR_AmbigCall, "--").WithArguments("Extensions1.extension(C1).operator checked --()", "Extensions2.extension(C1).operator --()").WithLocation(36, 17) 10378Diagnostic(ErrorCode.ERR_AmbigCall, "++").WithArguments("Extensions2.extension(ref S2).operator ++()", "Extensions1.extension(ref S2).operator ++()").WithLocation(26, 9) 21346Diagnostic(ErrorCode.ERR_AmbigCall, "-=").WithArguments("I1.operator -=(I1)", "I3.operator -=(I3)").WithLocation(33, 19) 21411Diagnostic(ErrorCode.ERR_AmbigCall, "-=").WithArguments("I1.operator -=(I1)", "I3.operator -=(I3)").WithLocation(33, 19) 21549Diagnostic(ErrorCode.ERR_AmbigCall, "-=").WithArguments("NS1.Extensions2.extension(I1).operator -=(I1)", "NS1.Extensions2.extension(I3).operator -=(I3)").WithLocation(35, 23) 21623Diagnostic(ErrorCode.ERR_AmbigCall, "-=").WithArguments("NS1.Extensions2.extension(I1).operator -=(I1)", "NS1.Extensions2.extension(I3).operator -=(I3)").WithLocation(35, 23) 23670Diagnostic(ErrorCode.ERR_AmbigCall, "-=").WithArguments("Extensions2.extension(C1).operator -=(C1)", "Extensions1.extension(C1).operator -=(C1)").WithLocation(35, 16), 23673Diagnostic(ErrorCode.ERR_AmbigCall, "-=").WithArguments("Extensions1.extension(C1).operator checked -=(C1)", "Extensions2.extension(C1).operator -=(C1)").WithLocation(39, 20) 27173Diagnostic(ErrorCode.ERR_AmbigCall, "+=").WithArguments("Extensions1.extension(ref S2).operator +=(C1)", "Extensions1.extension(ref S2).operator +=(C2)").WithLocation(29, 12)

11860Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("E2.extension(object).Method()", "E1.extension(object).Method()").WithLocation(1, 14)); 11867Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("E1.extension(object).Method()", "E2.extension(object).Method()").WithLocation(1, 14)); 13244Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("E1.extension(C).M(int)", "E2.M(C, int)").WithLocation(1, 9)); 13277Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("E.extension(C).M(int)", "E.M(C, int)").WithLocation(1, 9), 14378Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("E2.extension(object).M()", "E1.extension(object).M()").WithLocation(1, 14)); 14385Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("E1.extension(object).M()", "E2.extension(object).M()").WithLocation(1, 14)); 15405Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("E2.extension(object).Method()", "E1.extension(object).Method()").WithLocation(1, 8)); 15412Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("E1.extension(object).Method()", "E2.extension(object).Method()").WithLocation(1, 8)); 21063Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("I<T>.M()", "I<T>.M()").WithLocation(1, 4)); 21083Diagnostic(ErrorCode.ERR_AmbigCall, "M<int>").WithArguments("I<T>.M<U>()", "I<T>.M<U>()").WithLocation(1, 4)); 24844Diagnostic(ErrorCode.ERR_AmbigCall, "C.M").WithArguments("E.extension(C).M(string, object)", "E.extension(C).M(object, string)").WithLocation(5, 48)); 28054Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments("Extensions.extension(int).M2()", "Extensions.M2(ref int)").WithLocation(5, 11) 28182Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments("Extensions.extension(int).M2()", "Extensions.M2(ref int)").WithLocation(5, 11) 29244Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("E1.extension(object).M()", "E2.M(object)").WithLocation(1, 14)); 30244Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("E.extension(object).M(string)", "E.extension(string).M(object)").WithLocation(1, 4)); 30460Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("E1.extension(int).M<T>(T)", "E2.extension<T>(T).M(int)").WithLocation(1, 5)); 33469Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("E1.extension<T>(T).M()", "E2.extension<T>(T).M()").WithLocation(1, 8)); 35267Diagnostic(ErrorCode.ERR_AmbigCall, "Color.M").WithArguments("E1.extension<T>(T).M()", "E2.extension<T>(T).M()").WithLocation(5, 17)); 42720Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("E.extension(object).M(string)", "E.extension(string).M(object)").WithLocation(2, 4) 42764Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("E.extension(object).M(string)", "E.extension(string).M(object)").WithLocation(3, 3)

19465Diagnostic(ErrorCode.ERR_AmbigCall, "Test1").WithArguments("Cls.Test1(out int, object)", "Cls.Test1(out short, object)").WithLocation(6, 9) 33448Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(out object)", "C.M(out int)").WithLocation(8, 9), 33451Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(out object)", "C.M(out int)").WithLocation(9, 9),

5084Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(generateMethodSignature("F1", type1), generateMethodSignature("F1", type2)).WithLocation(10, 17), 5087Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(generateMethodSignature("F2", type2), generateMethodSignature("F2", type1)).WithLocation(12, 17)); 5194Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(generateMethodSignature("F1", type1), generateMethodSignature("F1", type2)).WithLocation(10, 17), 5197Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(generateMethodSignature("F2", type2), generateMethodSignature("F2", type1)).WithLocation(12, 17)); 5299Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(generateMethodSignature("F1", type1), generateMethodSignature("F1", type2)).WithLocation(10, 17), 5302Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(generateMethodSignature("F2", type2), generateMethodSignature("F2", type1)).WithLocation(12, 17)); 5366Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(f1StringSig, f1InterpolatedSig).WithLocation(1, 9), 5369Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(f2InterpolatedSig, f2StringSig).WithLocation(2, 9), 5372Diagnostic(ErrorCode.ERR_AmbigCall, "F1").WithArguments(f1StringSig, f1InterpolatedSig).WithLocation(3, 9), 5375Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments(f2InterpolatedSig, f2StringSig).WithLocation(4, 9) 5527Diagnostic(ErrorCode.ERR_AmbigCall, "Unrelated").WithArguments("Program.Unrelated(params System.Span<int>)", "Program.Unrelated(params string[])").WithLocation(6, 9) 5556Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(object, params string[])", "Program.F2(string, params System.Span<object>)").WithLocation(11, 9) 5767Diagnostic(ErrorCode.ERR_AmbigCall, "F2").WithArguments("Program.F2(params System.Collections.Generic.List<int>)", "Program.F2(params System.Collections.Generic.List<byte>)").WithLocation(9, 9)); 6160Diagnostic(ErrorCode.ERR_AmbigCall, "Test").WithArguments("Program.Test(int, params System.ReadOnlySpan<int>)", "Program.Test(int, params System.Span<int>)").WithLocation(5, 9) 6190Diagnostic(ErrorCode.ERR_AmbigCall, "Test").WithArguments("Program.Test(long, params System.ReadOnlySpan<int>)", "Program.Test(int, params long[])").WithLocation(5, 9) 6233Diagnostic(ErrorCode.ERR_AmbigCall, "Add").WithArguments("ExtensionsA.Add<T>(MyCollection<T>, params string[])", "ExtensionsB.Add<T>(MyCollection<T>, params string[])").WithLocation(25, 11), 6236Diagnostic(ErrorCode.ERR_AmbigCall, @"""""").WithArguments("ExtensionsA.Add<T>(MyCollection<T>, params string[])", "ExtensionsB.Add<T>(MyCollection<T>, params string[])").WithLocation(27, 44) 15199Diagnostic(ErrorCode.ERR_AmbigCall, "Test").WithArguments("Program.Test(params MyCollection1)", "Program.Test(MyCollection2)").WithLocation(45, 9),

2002Diagnostic(ErrorCode.ERR_AmbigCall, "(x, y)").WithArguments("I1.Deconstruct(out int, out int)", "I2.Deconstruct(out int, out int)").WithLocation(8, 22) 2048Diagnostic(ErrorCode.ERR_AmbigCall, "(var x, var y)").WithArguments("I1.Deconstruct(out int, out int)", "I2.Deconstruct(out int, out int)").WithLocation(8, 18)

931Diagnostic(ErrorCode.ERR_AmbigCall, "C").WithArguments("C.C(int, int)", "C.C(int, int)").WithLocation(11, 21)

5017Diagnostic(ErrorCode.ERR_AmbigCall, "++").WithArguments("I1.operator ++()", "I2<T>.operator ++()").WithLocation(18, 9) 16446Diagnostic(ErrorCode.ERR_AmbigCall, "+=").WithArguments("I1.operator +=(int)", "I2<T>.operator +=(int)").WithLocation(18, 11)

97Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments("C.M2(int)", "C.M2(string)").WithLocation(6, 9)

103Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Base<TLong, TInt>.Method(long, TInt)", "Base<TLong, TInt>.Method(TLong, int)")); 215Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Base<T, U>.Method(T, U)", "Base<T, U>.Method(U, T)").WithLocation(21, 14) 238Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Base<T, U>.Method(T, U)", "Base<T, U>.Method(U, T)").WithLocation(21, 14) 341Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Metadata.LeastModoptsWinAmbiguous.M(byte, byte)", "Metadata.LeastModoptsWinAmbiguous.M(byte, byte)") 1194Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("CG<T>.F(T)", "CG<T>.F(T)"), 1197Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("CG<T>.F(T)", "CG<T>.F(T)"), 1200Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("CG<T>.F(T)", "CG<T>.F(T)"), 1203Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("CG<T>.F(T)", "CG<T>.F(T)"));

1573Diagnostic(ErrorCode.ERR_AmbigCall, "ArgListMethod").WithArguments("SpecialCases.ArgListMethod(__arglist)", "SpecialCases.ArgListMethod(__arglist)").WithLocation(6, 9), 1576Diagnostic(ErrorCode.ERR_AmbigCall, "ArgListMethod").WithArguments("SpecialCases.ArgListMethod(__arglist)", "SpecialCases.ArgListMethod(__arglist)").WithLocation(10, 9)

56Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(5, 17) 83Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(6, 11) 114Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(10, 14) 148Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(15, 14) 181Diagnostic(ErrorCode.ERR_AmbigCall, "null").WithArguments("MyCollection.Add(A)", "MyCollection.Add(B)").WithLocation(5, 28) 305Diagnostic(ErrorCode.ERR_AmbigCall, "o").WithArguments("MyDeconstructable.Deconstruct(out int, out int)", "MyDeconstructable.Deconstruct(out long, out long)").WithLocation(6, 26), 480Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(5, 9) 509Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(9, 13) 539Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(7, 29) 570Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(6, 9) 599Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(5, 27) 604Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(5, 27) 629Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(5, 9) 634Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(5, 9) 660Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Color.M(A)", "Color.M(B)").WithLocation(6, 15) 665Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Color.M(A)", "Color.M(B)").WithLocation(6, 15) 721Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M<T>(T, B)", "Program.M<T>(T, X)").WithLocation(5, 9), 724Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M<T>(T, B)", "Program.M<T>(T, X)").WithLocation(6, 9) 758Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(5, 9) 789Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(6, 9) 820Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(6, 9) 861Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(5, 9) 1055Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(6, 17), 1058Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(7, 11), 1061Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(8, 9), 1064Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(13, 9), 1067Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(14, 17) 1072Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(C)").WithLocation(6, 17), 1075Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(B)", "Program.M(D)").WithLocation(7, 11), 1078Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(C)").WithLocation(8, 9), 1081Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(13, 9), 1084Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(14, 17) 1156Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M<T>(T, A)", "Program.M<T>(T, B)").WithLocation(5, 9) 1161Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M<T>(T, B)", "Program.M<T>(T, D)").WithLocation(5, 9) 1204Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Extensions.M<T>(T, A)", "Extensions.M<T>(T, B)").WithLocation(5, 11) 1209Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Extensions.M<T>(T, B)", "Extensions.M<T>(T, D)").WithLocation(5, 11) 1257Diagnostic(ErrorCode.ERR_AmbigCall, "Argument").WithArguments("Program.Argument(IQ)", "Program.Argument(IW)").WithLocation(5, 17) 1262Diagnostic(ErrorCode.ERR_AmbigCall, "Argument").WithArguments("Program.Argument(IQ)", "Program.Argument(IX)").WithLocation(5, 17)

190Assert.True(diagnostics.First().Code == (int)ErrorCode.ERR_AmbigCall); 427Diagnostic(ErrorCode.ERR_AmbigCall, "h").WithArguments("C.h(System.Func<MyTask>)", "C.h(System.Func<System.Threading.Tasks.Task>)").WithLocation(8, 9)

398Diagnostic(ErrorCode.ERR_AmbigCall, "GetAwaiter").WithArguments("Test.GetAwaiter(A)", "E.GetAwaiter(A)"), 401Diagnostic(ErrorCode.ERR_AmbigCall, "GetAwaiter").WithArguments("Test.GetAwaiter(B)", "E.GetAwaiter(B)"), 404Diagnostic(ErrorCode.ERR_AmbigCall, "await new A()").WithArguments("Test.GetAwaiter(A)", "E.GetAwaiter(A)"), 407Diagnostic(ErrorCode.ERR_AmbigCall, "await new B()").WithArguments("Test.GetAwaiter(B)", "E.GetAwaiter(B)") 459Diagnostic(ErrorCode.ERR_AmbigCall, "await new A()").WithArguments("E.GetAwaiter(I1)", "E.GetAwaiter(I2)") 619Diagnostic(ErrorCode.ERR_AmbigCall, "await new A()").WithArguments("Test.GetAwaiter(A)", "E.GetAwaiter(A)")); 739Diagnostic(ErrorCode.ERR_AmbigCall, "await new A()").WithArguments("E1.GetAwaiter(A)", "E2.GetAwaiter(A)") 786Diagnostic(ErrorCode.ERR_AmbigCall, "await new A()").WithArguments("E1.GetAwaiter(A)", "E2.GetAwaiter(A)") 863Diagnostic(ErrorCode.ERR_AmbigCall, "await new A()").WithArguments("Test.GetAwaiter(object)", "EE.GetAwaiter(object)") 906Diagnostic(ErrorCode.ERR_AmbigCall, "await new A()").WithArguments("Test.GetAwaiter(object)", "EE.GetAwaiter(object)") 1138Diagnostic(ErrorCode.ERR_AmbigCall, "await new A()").WithArguments("E1.GetAwaiter(A)", "E2.GetAwaiter(A)") 1189Diagnostic(ErrorCode.ERR_AmbigCall, "await new A()").WithArguments("E1.GetAwaiter(A)", "E2.GetAwaiter(A)")

359Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("A.F(object, string)", "A.F(string, object)").WithLocation(18, 11), 613Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("S.M(double, A)", "S.M(double, B)").WithLocation(12, 11), 692Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("C.F(int, double)", "C.F(double, int)").WithLocation(7, 9),

1377Diagnostic(ErrorCode.ERR_AmbigCall, "new C()").WithArguments("Base.Deconstruct(out int, out int)", "Base.Deconstruct(out long, out long)").WithLocation(12, 28)

1269Diagnostic(ErrorCode.ERR_AmbigCall, "this.F<object>").WithArguments("A.F<T>(T)", "B.F<T>(T)").WithLocation(5, 29) 1276Diagnostic(ErrorCode.ERR_AmbigCall, "this.F<object>").WithArguments("A.F<T>(T)", "B.F<T>(T)").WithLocation(5, 29) 2126Diagnostic(ErrorCode.ERR_AmbigCall, "new C().M").WithArguments("E1.M(C)", "E2.M(C)").WithLocation(3, 19), 2139Diagnostic(ErrorCode.ERR_AmbigCall, "new C().M").WithArguments("E1.M(C)", "E2.M(C)").WithLocation(3, 19), 2142Diagnostic(ErrorCode.ERR_AmbigCall, "new C().M").WithArguments("E1.M(C)", "E2.M(C)").WithLocation(4, 9) 4119Diagnostic(ErrorCode.ERR_AmbigCall, "new S().F").WithArguments("E1.F(S)", "E2.F(S)").WithLocation(8, 22)); 5386Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(System.Func<System.Func<object>>, int)", "Program.F(System.Func<System.Func<int>>, object)").WithLocation(12, 9), 5389Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(System.Func<System.Func<object>>, int)", "Program.F(System.Func<System.Func<int>>, object)").WithLocation(13, 9), 5392Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(System.Func<System.Func<object>>, int)", "Program.F(System.Func<System.Func<int>>, object)").WithLocation(14, 9) 5419Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F<T>(System.Action<T>)", "Program.F(StringAction)").WithLocation(8, 9) 5482Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F<T>(System.Action<T>)", "Program.F<T>(MyAction<T>)").WithLocation(9, 9), 5517Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(System.Action<string>)", "Program.F(StringAction)").WithLocation(10, 9), 5520Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(System.Action<string>)", "Program.F(StringAction)").WithLocation(11, 9) 5804Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M<T>(T, System.Func<object>)", "Program.M<T>(System.Func<object>, T)").WithLocation(9, 9), 5807Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M<T>(T, System.Func<object>)", "Program.M<T>(System.Func<object>, T)").WithLocation(10, 9) 6076Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(System.Delegate, System.Delegate, string)", "Program.F(System.Func<int>, System.Delegate, MyString)").WithLocation(12, 9) 6177Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Linq.Expressions.Expression)", "C.M(System.Delegate)").WithLocation(10, 9), 6180Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Linq.Expressions.Expression)", "C.M(System.Delegate)").WithLocation(11, 9) 6375Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(System.Func<System.Func<object>>, int)", "Program.F(System.Func<System.Func<int>>, object)").WithLocation(12, 9) 6483Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(Program.D1)", "Program.F(Program.D2)").WithLocation(9, 17)); 6528Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Program.F(Program.D1)", "Program.F(Program.D2)").WithLocation(11, 17)); 19035Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(Del)", "C.M(System.Action<decimal>)").WithLocation(1, 9) 19228Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(Del)", "C.M(System.Action<System.DateTime>)").WithLocation(5, 9)

4468Diagnostic(ErrorCode.ERR_AmbigCall, "M5").WithArguments("NS1.C5.M5(int)", "NS.C2.M5(int)").WithLocation(7000, 11) 4486Diagnostic(ErrorCode.ERR_AmbigCall, "M5").WithArguments("NS1.C5.M5(int)", "NS.C4.M5(int)").WithLocation(7000, 11) 4493Diagnostic(ErrorCode.ERR_AmbigCall, "M5").WithArguments("NS.C2.M5(int)", "NS3.C5.M5(int)").WithLocation(7000, 11) 4500Diagnostic(ErrorCode.ERR_AmbigCall, "M5").WithArguments("NS3.C5.M5(int)", "NS.C4.M5(int)").WithLocation(7000, 11)

911Diagnostic(ErrorCode.ERR_AmbigCall, "new(new(), new())").WithArguments("C.C(object, C)", "C.C(C, object)").WithLocation(9, 15) 1649Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A, int)", "Program.M(B, object)").WithLocation(18, 9) 2405Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(int)", "C.M(string)").WithLocation(6, 9) 3159Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(params object[])", "C.M(params int[])").WithLocation(6, 9) 3181Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(params object[])", "C.M(C)").WithLocation(6, 9) 4116Diagnostic(ErrorCode.ERR_AmbigCall, "Write").WithArguments("System.Console.Write(bool)", "System.Console.Write(char)").WithLocation(7, 24) 4221Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(int[])", "C.M(int)").WithLocation(6, 9), 4426Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("A.M(B)", "A.M(string)").WithLocation(6, 11), 4431Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("A.M(B)", "A.M(string)").WithLocation(7, 11), 4436Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("A.M(B)", "A.M(string)").WithLocation(8, 11)

7921Diagnostic(ErrorCode.ERR_AmbigCall, "Method<string>").WithArguments("I1<T, U>.Method<V>(T, System.Func<U, T, V>, U)", "I1<T, U>.Method<Z>(U, System.Func<T, U, Z>, T)"), 7924Diagnostic(ErrorCode.ERR_AmbigCall, "Method<string>").WithArguments("I1<T, U>.Method<V>(T, System.Func<U, T, V>, U)", "I1<T, U>.Method<Z>(U, System.Func<T, U, Z>, T)"), 7927Diagnostic(ErrorCode.ERR_AmbigCall, "Method<string>").WithArguments("I1<T, U>.Method<V>(T, System.Func<U, T, V>, U)", "I1<T, U>.Method<Z>(U, System.Func<T, U, Z>, T)")); 8018Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("I1<T, U>.Method(T, U[])", "I1<T, U>.Method(U, params T[])"), 8021Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("I1<T, U>.Method(T, System.Func<T, U>, U[])", "I1<T, U>.Method(U, System.Func<T, U>, params U[])"));

5076Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(CustomHandler1)", "C.M(CustomHandler2)").WithLocation(2, 3) 5827Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Func<bool, string>)", "C.M(System.Func<bool, CustomHandler>)").WithLocation(3, 3) 5861Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Action<string>)", "C.M(System.Action<CustomHandler>)").WithLocation(3, 3)

284Diagnostic(ErrorCode.ERR_AmbigCall, "Goo").WithArguments("C.Goo(System.Func<System.IComparable<I>>)", "C.Goo(System.Func<I>)").WithLocation(12, 9)); 4900Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(D1)", "C.M(D2)").WithLocation(3, 9), 4903Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(D1)", "C.M(D2)").WithLocation(4, 9)); 8334Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(D)", "C.M(System.Func<int[], int>)").WithLocation(3, 9), 8337Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(D)", "C.M(System.Func<int[], int>)").WithLocation(4, 9));

1845Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("A.M(System.Action<double>)", "A.M(System.Action<long>)").WithLocation(11, 22), 1854Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("A.M(System.Action<double>)", "A.M(System.Action<long>)").WithLocation(17, 22), 1863Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("A.M(System.Action<double>)", "A.M(System.Action<long>)").WithLocation(11, 22), 1869Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("A.M(System.Action<double>)", "A.M(System.Action<long>)").WithLocation(17, 22),

2757Diagnostic(ErrorCode.ERR_AmbigCall, "{ 1, 2 }").WithArguments("D.Add(int, float)", "D.Add(float, int)").WithLocation(11, 27),

1631Diagnostic(ErrorCode.ERR_AmbigCall, "Goo").WithArguments("Program.Goo(System.Func<System.Action<object>, System.IComparable>)", "Program.Goo(System.Func<System.Action<dynamic>, System.IConvertible>)"));

44Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("C.F(C0)", "C.F(C1)").WithLocation(3, 23)); 926Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("E0.F(object, C0, System.Action<C0>)", "E1.F(object, C1, System.Action<C1>)").WithLocation(6, 11),

161Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("P.M(string, System.Action<string>)", "P.M(object, System.Action<object>)"), 164Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("P.M1(string, System.Func<object>)", "P.M1(object, System.Func<System.ValueType>)"), 167Diagnostic(ErrorCode.ERR_AmbigCall, "M4").WithArguments("P.M4(System.Func<object>, System.Action<object>, System.Action<string>)", "P.M4(System.Func<System.ValueType>, System.Action<string>, System.Action<object>)"), 170Diagnostic(ErrorCode.ERR_AmbigCall, "M6").WithArguments("P.M6(System.Action<object>, string, object)", "P.M6(System.Action<string>, object, string)") 342Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("P.M1(P.DA)", "P.M1(P.DB)") 393Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("P.M1(P.DA, object)", "P.M1(P.DB, int)").WithLocation(15, 5)); 441Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("P.M1(CA)", "P.M1(CB)") 481Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("P.M1(System.Threading.Tasks.Task<int>, uint)", "P.M1(System.Threading.Tasks.Task<uint>, int)") 520Diagnostic(ErrorCode.ERR_AmbigCall, "h").WithArguments("C.h<T>(System.Func<System.Threading.Tasks.Task<T>>)", "C.h<T>(System.Func<MyTask<T>>)").WithLocation(9, 9) 569Diagnostic(ErrorCode.ERR_AmbigCall, "k").WithArguments("C.k<T>(System.Func<YourTask<T>>)", "C.k<T>(System.Func<MyTask<T>>)").WithLocation(9, 9) 1168Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("P.M1(System.Func<int>, uint)", "P.M1(System.Func<uint>, int)"), 1171Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments("P.M2(System.Func<int>, uint)", "P.M2(System.Action, int)") 1380Diagnostic(ErrorCode.ERR_AmbigCall, "X").WithArguments("C.X(params string[])", "C.X<T>(T)").WithLocation(9, 9) 3757Diagnostic(ErrorCode.ERR_AmbigCall, "M5").WithArguments("IRef1.M5(ref int)", "IRef1.M5(ref long)"), 3760Diagnostic(ErrorCode.ERR_AmbigCall, "M5").WithArguments("IRef1.M5(ref int)", "IRef1.M5(ref long)"), 3763Diagnostic(ErrorCode.ERR_AmbigCall, "M5").WithArguments("IRef1.M5(ref int)", "IRef1.M5(ref long)"), 3766Diagnostic(ErrorCode.ERR_AmbigCall, "M5").WithArguments("IRef1.M5(ref int)", "IRef1.M5(ref long)"), 3772Diagnostic(ErrorCode.ERR_AmbigCall, "M6").WithArguments("IRef1.M6(ref char)", "IRef1.M6(ref long)"), 3775Diagnostic(ErrorCode.ERR_AmbigCall, "M6").WithArguments("IRef1.M6(ref char)", "IRef1.M6(ref long)"), 5183Diagnostic(ErrorCode.ERR_AmbigCall, "a.P4[10]").WithArguments("IA.P4[ref long]", "IA.P4[ref int]"), 5186Diagnostic(ErrorCode.ERR_AmbigCall, "a.P4[10]").WithArguments("IA.P4[ref long]", "IA.P4[ref int]"), 5189Diagnostic(ErrorCode.ERR_AmbigCall, "a.P4['c']").WithArguments("IA.P4[ref long]", "IA.P4[ref int]"), 5192Diagnostic(ErrorCode.ERR_AmbigCall, "a.P4['c']").WithArguments("IA.P4[ref long]", "IA.P4[ref int]"), 5195Diagnostic(ErrorCode.ERR_AmbigCall, "a.P4[i]").WithArguments("IA.P4[ref long]", "IA.P4[ref int]"), 5198Diagnostic(ErrorCode.ERR_AmbigCall, "a.P4[i]").WithArguments("IA.P4[ref long]", "IA.P4[ref int]"), 5201Diagnostic(ErrorCode.ERR_AmbigCall, "a.P4[c]").WithArguments("IA.P4[ref long]", "IA.P4[ref int]"), 5204Diagnostic(ErrorCode.ERR_AmbigCall, "a.P4[c]").WithArguments("IA.P4[ref long]", "IA.P4[ref int]"), 5213Diagnostic(ErrorCode.ERR_AmbigCall, "a.P5['c']").WithArguments("IA.P5[ref long]", "IA.P5[ref char]"), 5216Diagnostic(ErrorCode.ERR_AmbigCall, "a.P5['c']").WithArguments("IA.P5[ref long]", "IA.P5[ref char]"), 5219Diagnostic(ErrorCode.ERR_AmbigCall, "a.P5[c]").WithArguments("IA.P5[ref long]", "IA.P5[ref char]"), 5222Diagnostic(ErrorCode.ERR_AmbigCall, "a.P5[c]").WithArguments("IA.P5[ref long]", "IA.P5[ref char]"), 6035Diagnostic(ErrorCode.ERR_AmbigCall, "M4").WithArguments("IRef1.M4(ref int, long)", "IRef1.M4(ref int, ref int)"), 6038Diagnostic(ErrorCode.ERR_AmbigCall, "M4").WithArguments("IRef1.M4(ref int, long)", "IRef1.M4(ref int, ref int)"), 6050Diagnostic(ErrorCode.ERR_AmbigCall, "M4").WithArguments("IRef1.M4(ref int, long)", "IRef1.M4(ref int, ref int)"), 6053Diagnostic(ErrorCode.ERR_AmbigCall, "M4").WithArguments("IRef1.M4(ref int, long)", "IRef1.M4(ref int, ref int)"), 6098Diagnostic(ErrorCode.ERR_AmbigCall, "M6").WithArguments("IRef1.M6(ref int, int)", "IRef1.M6(ref long, int)"), 6104Diagnostic(ErrorCode.ERR_AmbigCall, "M6").WithArguments("IRef1.M6(ref int, int)", "IRef1.M6(ref long, int)"), 6113Diagnostic(ErrorCode.ERR_AmbigCall, "M6").WithArguments("IRef1.M6(ref int, int)", "IRef1.M6(ref long, int)"), 6119Diagnostic(ErrorCode.ERR_AmbigCall, "M6").WithArguments("IRef1.M6(ref int, int)", "IRef1.M6(ref long, int)"), 6131Diagnostic(ErrorCode.ERR_AmbigCall, "M7").WithArguments("IRef1.M7(ref int, long)", "IRef1.M7(ref long, ref int)"), 6134Diagnostic(ErrorCode.ERR_AmbigCall, "M7").WithArguments("IRef1.M7(ref int, long)", "IRef1.M7(ref long, ref int)"), 6140Diagnostic(ErrorCode.ERR_AmbigCall, "M7").WithArguments("IRef1.M7(ref int, long)", "IRef1.M7(ref long, ref int)"), 6143Diagnostic(ErrorCode.ERR_AmbigCall, "M7").WithArguments("IRef1.M7(ref int, long)", "IRef1.M7(ref long, ref int)"), 6164Diagnostic(ErrorCode.ERR_AmbigCall, "M8").WithArguments("IRef1.M8(long, ref int)", "IRef1.M8(ref long, int)"), 6167Diagnostic(ErrorCode.ERR_AmbigCall, "M8").WithArguments("IRef1.M8(long, ref int)", "IRef1.M8(ref long, int)"), 6176Diagnostic(ErrorCode.ERR_AmbigCall, "M8").WithArguments("IRef1.M8(long, ref int)", "IRef1.M8(ref long, int)"), 6224Diagnostic(ErrorCode.ERR_AmbigCall, "M9").WithArguments("IRef1.M9(ref long, ref int)", "IRef1.M9(ref int, ref long)"), 6227Diagnostic(ErrorCode.ERR_AmbigCall, "M9").WithArguments("IRef1.M9(ref long, ref int)", "IRef1.M9(ref int, ref long)"), 6233Diagnostic(ErrorCode.ERR_AmbigCall, "M9").WithArguments("IRef1.M9(ref long, ref int)", "IRef1.M9(ref int, ref long)"), 6236Diagnostic(ErrorCode.ERR_AmbigCall, "M9").WithArguments("IRef1.M9(ref long, ref int)", "IRef1.M9(ref int, ref long)"), 6489Diagnostic(ErrorCode.ERR_AmbigCall, "overload1").WithArguments("Ambig.overload1(byte, goo)", "Ambig.overload1(int, baz)").WithLocation(6, 9), 6492Diagnostic(ErrorCode.ERR_AmbigCall, "overload2").WithArguments("Ambig.overload2(int, baz)", "Ambig.overload2(byte, goo)").WithLocation(7, 9) 6567Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("Ambig.F(P1)", "Ambig.F(P2)")); 7084Diagnostic(ErrorCode.ERR_AmbigCall, "Goo").WithArguments("Test.Goo(Test.nongenerics, dynamic)", "Test.Goo<T>(Test.generics<T>, dynamic)") 7619Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M<T>(System.Func<bool, T>)", "C.M<T>(System.Func<byte, T>)").WithLocation(8, 44), 7835Diagnostic(ErrorCode.ERR_AmbigCall, "Test").WithArguments("A.B.X.Test(int)", "A.C.X.Test(int)").WithLocation(30, 19) 7915Diagnostic(ErrorCode.ERR_AmbigCall, "Create").WithArguments("ConsoleApplication2.Program.Bar<T, V>.Create(System.Func<T, bool>)", "ConsoleApplication2.Program.Bar<T, V>.Create(System.Func<T, V>, params System.Func<T, bool>[])").WithLocation(25, 38) 7995Diagnostic(ErrorCode.ERR_AmbigCall, "Create").WithArguments("ConsoleApplication2.Program.Bar<T, V>.Create(System.Func<T, bool>, params int[])", "ConsoleApplication2.Program.Bar<T, V>.Create(System.Func<T, V>)").WithLocation(25, 38) 8037Diagnostic(ErrorCode.ERR_AmbigCall, "Create").WithArguments("ConsoleApplication2.Program.Bar<T, V>.Create(System.Func<T, V>)", "ConsoleApplication2.Program.Bar<T, V>.Create(System.Func<T, bool>, params int[])").WithLocation(25, 38) 8079Diagnostic(ErrorCode.ERR_AmbigCall, "Create").WithArguments("ConsoleApplication2.Program.Bar<T, V>.Create(System.Func<T, V>, params System.Func<T, bool>[])", "ConsoleApplication2.Program.Bar<T, V>.Create(System.Func<T, bool>)").WithLocation(25, 38) 8119Diagnostic(ErrorCode.ERR_AmbigCall, "Create").WithArguments("ConsoleApplication2.Program.Bar<T, V>.Create(System.Func<T, bool>, params int[])", "ConsoleApplication2.Program.Bar<T, V>.Create(System.Func<T, V>, params int[])").WithLocation(23, 38) 8632Diagnostic(ErrorCode.ERR_AmbigCall, "Test2").WithArguments("VS2015CompilerBug.VS2015CompilerBug.Test2(int, int)", "VS2015CompilerBug.VS2015CompilerBug.Test2(int, int, int)").WithLocation(9, 39), 8635Diagnostic(ErrorCode.ERR_AmbigCall, "Test3").WithArguments("VS2015CompilerBug.VS2015CompilerBug.Test3(int, int, int, int)", "VS2015CompilerBug.VS2015CompilerBug.Test3(int, int, int)").WithLocation(10, 39) 8693Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("Test.M1(object, object, string)", "Test.M1(string, object, object)").WithLocation(14, 9) 8973Diagnostic(ErrorCode.ERR_AmbigCall, "Should").WithArguments("FluentAssertions.AssertionExtensions.Should<TKey, TValue>(System.Collections.Generic.IDictionary<TKey, TValue>)", "Extensions.TestExtensions.Should<TKey, TValue>(System.Collections.Generic.IReadOnlyDictionary<TKey, TValue>)").WithLocation(34, 18) 9102Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(Del1)", "Program.Method(Del2)").WithLocation(11, 9) 9126Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(Del1)", "Program.Method(Del2)").WithLocation(11, 9) 9150Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(Del1<string>)", "Program.Method(Del2<string>)").WithLocation(11, 9) 9175Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(Del1)", "Program.Method(Del2)").WithLocation(12, 9) 9413Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("E.F(A)", "E.F(B)").WithLocation(28, 36) 10464Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(in int, int)", "Program.Method(int, in int)").WithLocation(18, 9), 10467Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(in int, int)", "Program.Method(int, in int)").WithLocation(19, 9)); 10498Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(int, in int)", "Program.Method(in int, int)").WithLocation(18, 9), 10501Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(int, in int)", "Program.Method(in int, int)").WithLocation(19, 9)); 10532Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(in int, int, in int)", "Program.Method(int, in int, int)").WithLocation(18, 9), 10535Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(in int, int, in int)", "Program.Method(int, in int, int)").WithLocation(19, 9)); 10566Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(int, in int, int)", "Program.Method(in int, int, in int)").WithLocation(18, 9), 10569Diagnostic(ErrorCode.ERR_AmbigCall, "Method").WithArguments("Program.Method(int, in int, int)", "Program.Method(in int, int, in int)").WithLocation(19, 9)); 11225Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(string)", "Program.M(System.Text.StringBuilder)").WithLocation(11, 9));

3287Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(CustomHandler1)", "C.M(CustomHandler2)").WithLocation(2, 3)); 4056Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Func<bool, string>)", "C.M(System.Func<bool, CustomHandler>)").WithLocation(3, 3)); 4106Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Action<string>)", "C.M(System.Action<CustomHandler>)").WithLocation(3, 3)); 4113Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(System.Action<string>)", "C.M(System.Action<CustomHandler>)").WithLocation(3, 3));

1944Diagnostic(ErrorCode.ERR_AmbigCall, "C").WithArguments("C.C(int, int)", "C.C(int, int)").WithLocation(11, 21) 11213Diagnostic(ErrorCode.ERR_AmbigCall, "this").WithArguments("S2.S2()", "S2.S2()").WithLocation(3, 27),

2071Diagnostic(ErrorCode.ERR_AmbigCall, "Print").WithArguments("Ext1.Print(ref int)", "Ext2.Print(in int)").WithLocation(20, 11)); 2107Diagnostic(ErrorCode.ERR_AmbigCall, "Print").WithArguments("Ext1.Print(ref int)", "Ext2.Print(in int)").WithLocation(21, 15));

16603Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments("C.M2(D1)", "C.M2(D2)").WithLocation(13, 9), 16606Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments("C.M2(D1)", "C.M2(D2)").WithLocation(14, 9), 16612Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArguments("C.M2(D1)", "C.M2(D2)").WithLocation(15, 9) 16887Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(11, 9), 16890Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(12, 9), 16893Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(13, 18), 16896Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(14, 9), 16899Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(17, 9), 16905Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(19, 9), 16943Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(16, 9)); 16982Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(D1)", "Program.M(D2)").WithLocation(18, 9)); 18049Diagnostic(ErrorCode.ERR_AmbigCall, "o.F1").WithArguments("E1.F1(object, R)", "E2.F1(object, scoped R)").WithLocation(17, 18), 18052Diagnostic(ErrorCode.ERR_AmbigCall, "o.F2").WithArguments("E1.F2(object, ref R)", "E2.F2(object, scoped ref R)").WithLocation(18, 18));

467Diagnostic(ErrorCode.ERR_AmbigCall, "Ambiguous").WithArguments("P.Ambiguous(string, object)", "P.Ambiguous(object, string)").WithLocation(95, 11),

3199Diagnostic(ErrorCode.ERR_AmbigCall, "f").WithArguments("C.f(int, double)", "C.f(double, int)") 23757Diagnostic(ErrorCode.ERR_AmbigCall, "Method1").WithArguments("Test.Method1(int, long)", "Test.Method1(long, int)")); 23786Diagnostic(ErrorCode.ERR_AmbigCall, "Class1").WithArguments("Class1.Class1(int, long)", "Class1.Class1(long, int)"));

569Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C.M1(D)", "C.M1(E)").WithLocation(8, 9));

893Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(int)", "C.M(string)").WithLocation(6, 9) 2363Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(params object[])", "C.M(params int[])").WithLocation(6, 9) 2385Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M(params object[])", "C.M(int)").WithLocation(6, 9)

1414Diagnostic(ErrorCode.ERR_AmbigCall, "Goo").WithArguments("Program.Goo(B)", "Program.Goo(C)"));

275Diagnostic(ErrorCode.ERR_AmbigCall, "Goo").WithArguments("C.Goo(D<IIn<I>>)", "C.Goo(D<I>)"));

342Diagnostic(ErrorCode.ERR_AmbigCall, "Test4").WithArguments("CL3_C2.Test4(CL3_C1)", "CL3_C2.Test4(CL3_C3)").WithLocation(171, 16), 541Diagnostic(ErrorCode.ERR_AmbigCall, "Test4").WithArguments("CL3_C2.Test4(CL3_C1)", "CL3_C2.Test4(CL3_C3)").WithLocation(171, 16), 633Diagnostic(ErrorCode.ERR_AmbigCall, "Test4").WithArguments("CL3_C2.Test4(CL3_C1)", "CL3_C2.Test4(CL3_C3)").WithLocation(171, 16), 714Diagnostic(ErrorCode.ERR_AmbigCall, "Test4").WithArguments("CL3_C2.Test4(CL3_C1)", "CL3_C2.Test4(CL3_C3)").WithLocation(171, 16),

5577Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(A)", "Program.M(B)").WithLocation(6, 9)); 5662Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Program.M(System.Func<A>)", "Program.M(System.Func<B>)").WithLocation(8, 9)); 5715Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("Derived.M(System.Func<int, A>)", "Derived.M(System.Func<int, B>)").WithLocation(14, 9));

1534Diagnostic(ErrorCode.ERR_AmbigCall, "M1").WithArguments("C0.M1(string, string)", "C1.M1(string, string)").WithLocation(7, 11)

693Diagnostic(ErrorCode.ERR_AmbigCall, "M6").WithArguments("N1.N2.C.M6(object, string)", "N1.N2.C.M6(string, object)").WithLocation(15, 22), 711Diagnostic(ErrorCode.ERR_AmbigCall, "M6").WithArguments("N1.N2.C.M6(object, string)", "N1.N2.C.M6(string, object)").WithLocation(46, 22)); 754Diagnostic(ErrorCode.ERR_AmbigCall, "E").WithArguments("N1.N2.S.E(object, double, N1.A)", "N1.N2.S.E(object, double, N1.B)").WithLocation(22, 19), 1018Diagnostic(ErrorCode.ERR_AmbigCall, "c.F3").WithArguments("S2.F3(N.C, object)", "S3.F3(N.C, object)").WithLocation(14, 16)); 1040Diagnostic(ErrorCode.ERR_AmbigCall, "c.F3").WithArguments("S2.F3(N.C, object)", "S3.F3(N.C, object)").WithLocation(14, 16)); 1095Diagnostic(ErrorCode.ERR_AmbigCall, "G").WithArguments("C.G(DA)", "C.G(DB)").WithLocation(11, 12), 1097Diagnostic(ErrorCode.ERR_AmbigCall, "G").WithArguments("C.G(DA)", "C.G(DB)").WithLocation(12, 12), 1099Diagnostic(ErrorCode.ERR_AmbigCall, "G").WithArguments("N.C.G(DA)", "N.C.G(DB)").WithLocation(29, 18), 1101Diagnostic(ErrorCode.ERR_AmbigCall, "G").WithArguments("N.C.G(DA)", "N.C.G(DB)").WithLocation(30, 18)); 1689Diagnostic(ErrorCode.ERR_AmbigCall, "E").WithArgumentsAnyOrder("A.E(string, int)", "B.E(string, int)").WithLocation(10, 11), 1690Diagnostic(ErrorCode.ERR_AmbigCall, "E").WithArgumentsAnyOrder("B.E(string, int)", "A.E(string, int)").WithLocation(17, 11), 1691Diagnostic(ErrorCode.ERR_AmbigCall, "E").WithArguments("N.S.A.E(string, int)", "N.S.B.E(string, int)").WithLocation(34, 15), 1692Diagnostic(ErrorCode.ERR_AmbigCall, "E").WithArguments("N.S.A.E(string, int)", "N.S.B.E(string, int)").WithLocation(41, 15)); 1726Diagnostic(ErrorCode.ERR_AmbigCall, "M2").WithArgumentsAnyOrder("N.C.M2(System.Action)", "N.C.M2(System.Action<int>)").WithLocation(7, 13)); 2191Diagnostic(ErrorCode.ERR_AmbigCall, "E").WithArguments("N1.S.E(object)", "N2.S.E(object)").WithLocation(37, 15)); 3401Diagnostic(ErrorCode.ERR_AmbigCall, "F").WithArguments("NA.A.F(object)", "NA.B.F(object)").WithLocation(16, 26), 3578Diagnostic(ErrorCode.ERR_AmbigCall, "Goo").WithArguments("N.S.Goo(int)", "N.R.Goo(int)").WithLocation(9, 11)); 3665Diagnostic(ErrorCode.ERR_AmbigCall, "Goo").WithArguments("N.S.Goo(int)", "N.R.Goo(int)").WithLocation(13, 15)); 3699Diagnostic(ErrorCode.ERR_AmbigCall, "Goo").WithArguments("N.Program.Goo(int)", "N.R.Goo(int)").WithLocation(10, 15),

2499Diagnostic(ErrorCode.ERR_AmbigCall, "s[0, 1]").WithArguments("SameSignaturesDifferentNames.this[int, long]", "SameSignaturesDifferentNames.this[int, long]"));

1295Diagnostic(ErrorCode.ERR_AmbigCall, "M").WithArguments("C.M()", "C.M()").WithLocation(14, 11));

3086Diagnostic(ErrorCode.ERR_AmbigCall, "o1").WithArguments("CExt1.Add<T>(C, T)", "CExt2.Add<T>(C, T)").WithLocation(10, 23), 3089Diagnostic(ErrorCode.ERR_AmbigCall, "Identity(o1 ??= new object())").WithArguments("CExt1.Add<T>(C, T)", "CExt2.Add<T>(C, T)").WithLocation(10, 27), 3092Diagnostic(ErrorCode.ERR_AmbigCall, "o1").WithArguments("CExt1.Add<T>(C, T)", "CExt2.Add<T>(C, T)").WithLocation(10, 58), 3095Diagnostic(ErrorCode.ERR_AmbigCall, "o2").WithArguments("CExt1.Add<T>(C, T)", "CExt2.Add<T>(C, T)").WithLocation(10, 62));