37 lines
525 B
C#
37 lines
525 B
C#
using System;
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using System.Linq.Expressions;
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struct S
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{
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public static int Main ()
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{
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Expression<Func<S?, A>> e = a => a;
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// TODO: implement
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// Console.WriteLine (e.Compile ()(null));
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Console.WriteLine (e.Compile ()(new S ()));
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Expression<Func<S?, B>> e2 = a => (B) a;
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// TODO: implement
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// Console.WriteLine (e2.Compile ()(null));
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Console.WriteLine (e2.Compile ()(new S ()));
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return 0;
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}
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}
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class A
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{
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public static implicit operator A (S x)
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{
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return new B ();
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}
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}
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class B : A
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{
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}
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