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Fix small regression in initializer tests.

pull/1363/head
Siegfried Pammer 7 years ago
parent
cb5960b8e0
commit
590558883e
4 changed files with 109 additions and 7 deletions
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  1. 16
      ICSharpCode.Decompiler.Tests/TestCases/Pretty/InitializerTests.cs
  2. 40
      ICSharpCode.Decompiler.Tests/TestCases/Pretty/InitializerTests.opt.roslyn.il
  3. 49
      ICSharpCode.Decompiler.Tests/TestCases/Pretty/InitializerTests.roslyn.il
  4. 11
      ICSharpCode.Decompiler/IL/Transforms/TransformCollectionAndObjectInitializers.cs

16
ICSharpCode.Decompiler.Tests/TestCases/Pretty/InitializerTests.cs
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@ -119,7 +119,11 @@ namespace ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests @@ -119,7 +119,11 @@ namespace ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests
get;
set;
}
#if CS60
public List<MyEnum2> ReadOnlyPropertyList {
get;
}
#endif
public Data MoreData {
get;
set;
@ -797,6 +801,16 @@ namespace ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests @@ -797,6 +801,16 @@ namespace ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests
otherItem.Data3.Nullable = 3m;
return otherItem;
}
private Data Issue1345_FalsePositive()
{
return new Data {
ReadOnlyPropertyList = {
MyEnum2.c,
MyEnum2.d
}
};
}
#endif
}
}

40
ICSharpCode.Decompiler.Tests/TestCases/Pretty/InitializerTests.opt.roslyn.il
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@ -245,6 +245,8 @@ @@ -245,6 +245,8 @@
.custom instance void [mscorlib]System.Runtime.CompilerServices.CompilerGeneratedAttribute::.ctor() = ( 01 00 00 00 )
.field private class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> '<PropertyList>k__BackingField'
.custom instance void [mscorlib]System.Runtime.CompilerServices.CompilerGeneratedAttribute::.ctor() = ( 01 00 00 00 )
.field private initonly class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> '<ReadOnlyPropertyList>k__BackingField'
.custom instance void [mscorlib]System.Runtime.CompilerServices.CompilerGeneratedAttribute::.ctor() = ( 01 00 00 00 )
.field private class ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data '<MoreData>k__BackingField'
.custom instance void [mscorlib]System.Runtime.CompilerServices.CompilerGeneratedAttribute::.ctor() = ( 01 00 00 00 )
.field private valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/StructData '<NestedStruct>k__BackingField'
@ -323,6 +325,18 @@ @@ -323,6 +325,18 @@
IL_0007: ret
} // end of method Data::set_PropertyList
.method public hidebysig specialname
instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2>
get_ReadOnlyPropertyList() cil managed
{
.custom instance void [mscorlib]System.Runtime.CompilerServices.CompilerGeneratedAttribute::.ctor() = ( 01 00 00 00 )
// Code size 7 (0x7)
.maxstack 8
IL_0000: ldarg.0
IL_0001: ldfld class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::'<ReadOnlyPropertyList>k__BackingField'
IL_0006: ret
} // end of method Data::get_ReadOnlyPropertyList
.method public hidebysig specialname
instance class ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data
get_MoreData() cil managed
@ -517,6 +531,11 @@ @@ -517,6 +531,11 @@
.get instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::get_PropertyList()
.set instance void ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::set_PropertyList(class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2>)
} // end of property Data::PropertyList
.property instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2>
ReadOnlyPropertyList()
{
.get instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::get_ReadOnlyPropertyList()
} // end of property Data::ReadOnlyPropertyList
.property instance class ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data
MoreData()
{
@ -2340,6 +2359,23 @@ @@ -2340,6 +2359,23 @@
IL_001b: ret
} // end of method TestCases::Issue1345c
.method private hidebysig instance class ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data
Issue1345_FalsePositive() cil managed
{
// Code size 30 (0x1e)
.maxstack 8
IL_0000: newobj instance void ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::.ctor()
IL_0005: dup
IL_0006: callvirt instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::get_ReadOnlyPropertyList()
IL_000b: ldc.i4.0
IL_000c: callvirt instance void class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2>::Add(!0)
IL_0011: dup
IL_0012: callvirt instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::get_ReadOnlyPropertyList()
IL_0017: ldc.i4.1
IL_0018: callvirt instance void class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2>::Add(!0)
IL_001d: ret
} // end of method TestCases::Issue1345_FalsePositive
.method public hidebysig specialname rtspecialname
instance void .ctor() cil managed
{
@ -2363,13 +2399,13 @@ @@ -2363,13 +2399,13 @@
.size 40
} // end of class '__StaticArrayInitTypeSize=40'
.field static assembly initonly valuetype '<PrivateImplementationDetails>'/'__StaticArrayInitTypeSize=40' E0D2592373A0C161E56E266306CD8405CD719D19 at I_00005360
.field static assembly initonly valuetype '<PrivateImplementationDetails>'/'__StaticArrayInitTypeSize=40' E0D2592373A0C161E56E266306CD8405CD719D19 at I_00005418
} // end of class '<PrivateImplementationDetails>'
// =============================================================
.data cil I_00005360 = bytearray (
.data cil I_00005418 = bytearray (
01 00 00 00 02 00 00 00 03 00 00 00 04 00 00 00
05 00 00 00 06 00 00 00 07 00 00 00 08 00 00 00
09 00 00 00 0A 00 00 00)

49
ICSharpCode.Decompiler.Tests/TestCases/Pretty/InitializerTests.roslyn.il
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@ -271,6 +271,9 @@ @@ -271,6 +271,9 @@
.field private class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> '<PropertyList>k__BackingField'
.custom instance void [mscorlib]System.Runtime.CompilerServices.CompilerGeneratedAttribute::.ctor() = ( 01 00 00 00 )
.custom instance void [mscorlib]System.Diagnostics.DebuggerBrowsableAttribute::.ctor(valuetype [mscorlib]System.Diagnostics.DebuggerBrowsableState) = ( 01 00 00 00 00 00 00 00 )
.field private initonly class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> '<ReadOnlyPropertyList>k__BackingField'
.custom instance void [mscorlib]System.Runtime.CompilerServices.CompilerGeneratedAttribute::.ctor() = ( 01 00 00 00 )
.custom instance void [mscorlib]System.Diagnostics.DebuggerBrowsableAttribute::.ctor(valuetype [mscorlib]System.Diagnostics.DebuggerBrowsableState) = ( 01 00 00 00 00 00 00 00 )
.field private class ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data '<MoreData>k__BackingField'
.custom instance void [mscorlib]System.Runtime.CompilerServices.CompilerGeneratedAttribute::.ctor() = ( 01 00 00 00 )
.custom instance void [mscorlib]System.Diagnostics.DebuggerBrowsableAttribute::.ctor(valuetype [mscorlib]System.Diagnostics.DebuggerBrowsableState) = ( 01 00 00 00 00 00 00 00 )
@ -352,6 +355,18 @@ @@ -352,6 +355,18 @@
IL_0007: ret
} // end of method Data::set_PropertyList
.method public hidebysig specialname
instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2>
get_ReadOnlyPropertyList() cil managed
{
.custom instance void [mscorlib]System.Runtime.CompilerServices.CompilerGeneratedAttribute::.ctor() = ( 01 00 00 00 )
// Code size 7 (0x7)
.maxstack 8
IL_0000: ldarg.0
IL_0001: ldfld class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::'<ReadOnlyPropertyList>k__BackingField'
IL_0006: ret
} // end of method Data::get_ReadOnlyPropertyList
.method public hidebysig specialname
instance class ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data
get_MoreData() cil managed
@ -561,6 +576,11 @@ @@ -561,6 +576,11 @@
.get instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::get_PropertyList()
.set instance void ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::set_PropertyList(class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2>)
} // end of property Data::PropertyList
.property instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2>
ReadOnlyPropertyList()
{
.get instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::get_ReadOnlyPropertyList()
} // end of property Data::ReadOnlyPropertyList
.property instance class ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data
MoreData()
{
@ -2696,6 +2716,31 @@ @@ -2696,6 +2716,31 @@
IL_0023: ret
} // end of method TestCases::Issue1345c
.method private hidebysig instance class ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data
Issue1345_FalsePositive() cil managed
{
// Code size 37 (0x25)
.maxstack 3
.locals init (class ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data V_0)
IL_0000: nop
IL_0001: newobj instance void ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::.ctor()
IL_0006: dup
IL_0007: callvirt instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::get_ReadOnlyPropertyList()
IL_000c: ldc.i4.0
IL_000d: callvirt instance void class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2>::Add(!0)
IL_0012: nop
IL_0013: dup
IL_0014: callvirt instance class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2> ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/Data::get_ReadOnlyPropertyList()
IL_0019: ldc.i4.1
IL_001a: callvirt instance void class [mscorlib]System.Collections.Generic.List`1<valuetype ICSharpCode.Decompiler.Tests.TestCases.Pretty.InitializerTests.TestCases/MyEnum2>::Add(!0)
IL_001f: nop
IL_0020: stloc.0
IL_0021: br.s IL_0023
IL_0023: ldloc.0
IL_0024: ret
} // end of method TestCases::Issue1345_FalsePositive
.method public hidebysig specialname rtspecialname
instance void .ctor() cil managed
{
@ -2720,13 +2765,13 @@ @@ -2720,13 +2765,13 @@
.size 40
} // end of class '__StaticArrayInitTypeSize=40'
.field static assembly initonly valuetype '<PrivateImplementationDetails>'/'__StaticArrayInitTypeSize=40' E0D2592373A0C161E56E266306CD8405CD719D19 at I_00005694
.field static assembly initonly valuetype '<PrivateImplementationDetails>'/'__StaticArrayInitTypeSize=40' E0D2592373A0C161E56E266306CD8405CD719D19 at I_00005764
} // end of class '<PrivateImplementationDetails>'
// =============================================================
.data cil I_00005694 = bytearray (
.data cil I_00005764 = bytearray (
01 00 00 00 02 00 00 00 03 00 00 00 04 00 00 00
05 00 00 00 06 00 00 00 07 00 00 00 08 00 00 00
09 00 00 00 0A 00 00 00)

11
ICSharpCode.Decompiler/IL/Transforms/TransformCollectionAndObjectInitializers.cs
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@ -265,7 +265,7 @@ namespace ICSharpCode.Decompiler.IL.Transforms @@ -265,7 +265,7 @@ namespace ICSharpCode.Decompiler.IL.Transforms
instruction = call.Arguments[0];
if (method.IsAccessor) {
var property = method.AccessorOwner as IProperty;
if (!property.CanSet || !(property.Accessibility == property.Setter.Accessibility || IsAccessorAccessible(property.Setter, resolveContext))) goto default;
if (!CanBeUsedInInitializer(property, resolveContext, kind, path)) goto default;
var isGetter = method.Equals(property?.Getter);
var indices = call.Arguments.Skip(1).Take(call.Arguments.Count - (isGetter ? 1 : 2)).ToArray();
if (indices.Length > 0 && !settings.DictionaryInitializers) goto default;
@ -293,7 +293,7 @@ namespace ICSharpCode.Decompiler.IL.Transforms @@ -293,7 +293,7 @@ namespace ICSharpCode.Decompiler.IL.Transforms
}
break;
case LdObj ldobj: {
if (ldobj.Target is LdFlda ldflda && !ldflda.Field.IsReadOnly) {
if (ldobj.Target is LdFlda ldflda && (kind != AccessPathKind.Setter || !ldflda.Field.IsReadOnly)) {
path.Insert(0, new AccessPathElement(ldobj.OpCode, ldflda.Field));
instruction = ldflda.Target;
break;
@ -335,6 +335,13 @@ namespace ICSharpCode.Decompiler.IL.Transforms @@ -335,6 +335,13 @@ namespace ICSharpCode.Decompiler.IL.Transforms
return (kind, path, values, target);
}
private static bool CanBeUsedInInitializer(IProperty property, CSharpTypeResolveContext resolveContext, AccessPathKind kind, List<AccessPathElement> path)
{
if (property.CanSet && (property.Accessibility == property.Setter.Accessibility || IsAccessorAccessible(property.Setter, resolveContext)))
return true;
return kind != AccessPathKind.Setter;
}
private static bool IsAccessorAccessible(IMethod setter, CSharpTypeResolveContext resolveContext)
{
if (resolveContext == null)

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