63 references to ERR_CantChangeReturnTypeOnOverride
Microsoft.CodeAnalysis.CSharp (2)
Errors\ErrorFacts.cs (1)
865case ErrorCode.ERR_CantChangeReturnTypeOnOverride:
Symbols\Source\SourceMemberContainerSymbol_ImplementationChecks.cs (1)
1016diagnostics.Add(ErrorCode.ERR_CantChangeReturnTypeOnOverride, overridingMemberLocation, overridingMember, overriddenMember, overriddenMethod.ReturnType);
Microsoft.CodeAnalysis.CSharp.Emit.UnitTests (10)
CodeGen\CodeGenFunctionPointersTests.cs (9)
6167Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M2").WithArguments("Derived1.M2()", "Base.M2()", "delegate*<void>").WithLocation(12, 57), 6173Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M4").WithArguments("Derived1.M4()", "Base.M4()", "delegate* unmanaged[Stdcall, Thiscall]<void>").WithLocation(14, 70), 6179Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M4").WithArguments("Derived2.M4()", "Base.M4()", "delegate* unmanaged[Stdcall, Thiscall]<void>").WithLocation(21, 69) 6335Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M2").WithArguments("Derived.M2()", "Base.M2()", $"delegate*<{refKind1}string, void>").WithLocation(10, 48 + refKind2.Length) 6366Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M2").WithArguments("Derived.M2()", "Base.M2()", $"delegate*<{(string.IsNullOrWhiteSpace(refKind1) ? "" : refKind1)}string>").WithLocation(10, 42 + refKind2.Length) 6391Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M2").WithArguments("Derived.M2()", "Base.M2()", "delegate*<object, void>").WithLocation(10, 48) 6416Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M2").WithArguments("Derived.M2()", "Base.M2()", "delegate*<object>").WithLocation(10, 42) 6866Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M2").WithArguments("Derived.M2()", "Base.M2()", "delegate*<int[*], void>").WithLocation(5, 44), 6872Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M4").WithArguments("Derived.M4()", "Base.M4()", "delegate*<int[*]>").WithLocation(7, 38)
Emit\CompilationEmitTests.cs (1)
5535Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "Method").WithArguments("DerivingClass<T>.Method(T)", "BaseClass<T>.Method(T)", "int").WithLocation(11, 26));
Microsoft.CodeAnalysis.CSharp.Semantic.UnitTests (44)
Semantics\AmbiguousOverrideTests.cs (1)
572Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "Foo").WithArguments("Derived.Foo(int)", "Base.Foo(int)", "long"));
Semantics\InheritanceBindingTests.cs (5)
1751new ErrorDescription { Code = (int)ErrorCode.ERR_CantChangeReturnTypeOnOverride, Line = 17, Column = 28 }, //3 1752new ErrorDescription { Code = (int)ErrorCode.ERR_CantChangeReturnTypeOnOverride, Line = 18, Column = 25 }, //4 1753new ErrorDescription { Code = (int)ErrorCode.ERR_CantChangeReturnTypeOnOverride, Line = 19, Column = 26 }, //5 2297new ErrorDescription { Code = (int)ErrorCode.ERR_CantChangeReturnTypeOnOverride, Line = 10, Column = 28 }, 2298new ErrorDescription { Code = (int)ErrorCode.ERR_CantChangeReturnTypeOnOverride, Line = 11, Column = 28 },
Semantics\MultiDimensionalArrayTests.cs (1)
425Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "Test1").WithArguments("C.Test1()", "Test.Test1()", "double[*]").WithLocation(3, 30)
Semantics\NullableReferenceTypesTests.cs (29)
11487Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M2").WithArguments("B.M2<T>()", "A.M2<T>()", "T").WithLocation(20, 24), 11987Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M4").WithArguments("B.M4()", "A.M4()", "string?").WithLocation(47, 29), 12164Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M3").WithArguments("B.M3()", "A.M3()", "int?").WithLocation(42, 25), 12170Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M1").WithArguments("B.M1()", "A.M1()", "int").WithLocation(32, 26) 13177Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M2").WithArguments("B.M2<S>()", "A.M2<T>()", "S[]").WithLocation(23, 26), 13180Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M3").WithArguments("B.M3<S>()", "A.M3<T>()", "S?[]").WithLocation(28, 27), 13244Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M2").WithArguments("B.M2<S>()", "A.M2<T>()", "S[]").WithLocation(24, 26), 145888Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F1").WithArguments("B.F1<T>()", "A.F1<T>()", "T").WithLocation(4, 24), 145894Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F2").WithArguments("B.F2<T>()", "A.F2<T>()", "T").WithLocation(5, 24), 145900Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F3").WithArguments("B.F3<T>()", "A.F3<T>()", "T").WithLocation(6, 24), 145906Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F5").WithArguments("B.F5<T>()", "A.F5<T>()", "T").WithLocation(8, 24), 145912Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F7").WithArguments("B.F7<T>()", "A.F7<T>()", "T").WithLocation(10, 24), 145918Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F8").WithArguments("B.F8<T>()", "A.F8<T>()", "T").WithLocation(11, 24), 145946Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F4").WithArguments("B.F4<T>()", "A.F4<T>()", "T?").WithLocation(7, 24), 145952Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F6").WithArguments("B.F6<T>()", "A.F6<T>()", "T?").WithLocation(9, 24), 145977Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F4").WithArguments("B.F4<T>()", "A.F4<T>()", "T?").WithLocation(7, 24), 145986Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F6").WithArguments("B.F6<T>()", "A.F6<T>()", "T?").WithLocation(9, 24), 146014Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F1").WithArguments("B.F1<T>()", "A.F1<T>()", "T").WithLocation(4, 24), 146023Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F2").WithArguments("B.F2<T>()", "A.F2<T>()", "T").WithLocation(5, 24), 146032Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F3").WithArguments("B.F3<T>()", "A.F3<T>()", "T").WithLocation(6, 24), 146041Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F5").WithArguments("B.F5<T>()", "A.F5<T>()", "T").WithLocation(8, 24), 146050Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F7").WithArguments("B.F7<T>()", "A.F7<T>()", "T").WithLocation(10, 24), 146059Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F8").WithArguments("B.F8<T>()", "A.F8<T>()", "T").WithLocation(11, 24), 148923Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F1").WithArguments("B1.F1<T>()", "A1.F1<T>()", "T").WithLocation(4, 24), 148929Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F2").WithArguments("B1.F2<T>()", "A1.F2<T>()", "T").WithLocation(5, 24), 148935Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F3").WithArguments("B1.F3<T>()", "A1.F3<T>()", "T").WithLocation(6, 24), 148941Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F4").WithArguments("B1.F4<T>()", "A1.F4<T>()", "T").WithLocation(7, 24), 148947Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F5").WithArguments("B1.F5<T>()", "A1.F5<T>()", "T").WithLocation(8, 24), 148953Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "F6").WithArguments("B1.F6<T>()", "A1.F6<T>()", "T").WithLocation(9, 24),
Semantics\RecordTests.cs (8)
6558Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "B").WithArguments("B.PrintMembers(System.Text.StringBuilder)", "A.PrintMembers(System.Text.StringBuilder)", "int").WithLocation(2, 15) 16246Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "B").WithArguments("B.Equals(object?)", "A.Equals(object)", "int").WithLocation(2, 15) 16296Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "A").WithArguments("A.Equals(object?)", "object.Equals(object)", "int").WithLocation(2, 15), 16724Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "B").WithArguments("B.GetHashCode()", "A.GetHashCode()", "bool").WithLocation(2, 15) 16735Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "GetHashCode").WithArguments("B.GetHashCode()", "A.GetHashCode()", "bool").WithLocation(3, 25) 16752Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "GetHashCode").WithArguments("A.GetHashCode()", "object.GetHashCode()", "int").WithLocation(3, 26) 17437Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "A").WithArguments("A.GetHashCode()", "object.GetHashCode()", "bool").WithLocation(2, 15), 17793Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "B").WithArguments("B.Equals(A?)", "A.Equals(A)", "int").WithLocation(2, 15)
Microsoft.CodeAnalysis.CSharp.Symbol.UnitTests (7)
Symbols\CovariantReturnTests.cs (2)
1684Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M").WithArguments("Derived.M()", "Base.M()", "string").WithLocation(8, 28) 1690Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M").WithArguments("Derived.M()", "Base.M()", "string").WithLocation(8, 28)
Symbols\ExtendedPartialMethodsTests.cs (1)
2574Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M2").WithArguments("Derived.M2()", "Base.M2()", "int[*]").WithLocation(7, 35)
Symbols\GenericConstraintTests.cs (1)
5669Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "Goo").WithArguments("B.Goo<T>()", "A.Goo<T>()", "T").WithLocation(12, 24),
Symbols\OverriddenOrHiddenMembersTests.cs (1)
2584Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "M").WithArguments("D.M()", "C.M()", "string"));
Symbols\SymbolErrorTests.cs (2)
8415new ErrorDescription { Code = (int)ErrorCode.ERR_CantChangeReturnTypeOnOverride, Line = 9, Column = 28 }); 8441Diagnostic(ErrorCode.ERR_CantChangeReturnTypeOnOverride, "GM").WithArguments("GG.GM<V>(V)", "G.GM<T>(T)", "V")