83 lines
1.1 KiB
C#
83 lines
1.1 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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public struct S : IEnumerable<int>
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{
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public S (int i)
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{
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}
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public IEnumerator<int> GetEnumerator ()
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{
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return new Enumerator<int> ();
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}
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IEnumerator IEnumerable.GetEnumerator ()
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{
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throw new ApplicationException ();
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}
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}
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public struct S2
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{
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public IEnumerator<int> GetEnumerator ()
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{
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return new Enumerator<int> ();
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}
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}
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public struct Enumerator<T> : IEnumerator<T>
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{
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public T Current {
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get {
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throw new NotImplementedException ();
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}
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}
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object IEnumerator.Current {
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get {
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throw new NotImplementedException ();
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}
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}
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public bool MoveNext ()
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{
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return false;
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}
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public void Reset ()
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{
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throw new NotImplementedException ();
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}
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public void Dispose ()
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{
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MySystem.DisposeCounter++;
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}
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}
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public class MySystem
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{
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public static int DisposeCounter;
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public static int Main ()
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{
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S? s = new S ();
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foreach (var a in s) {
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}
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if (DisposeCounter != 1)
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return 1;
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S2? s2 = new S2 ();
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foreach (var a in s2) {
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}
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if (DisposeCounter != 2)
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return 2;
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return 0;
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}
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}
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