72 lines
920 B
C#
72 lines
920 B
C#
using System;
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public class MyUInt32
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{
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public uint x;
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public MyUInt32 (uint x)
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{
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this.x = x;
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}
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public static implicit operator uint (MyUInt32 v)
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{
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return v.x;
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}
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public static implicit operator long (MyUInt32 v)
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{
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throw new ApplicationException ();
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}
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public static implicit operator MyUInt32 (uint v)
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{
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return new MyUInt32 (v);
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}
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public static implicit operator MyUInt32 (long v)
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{
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throw new ApplicationException ();
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}
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}
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class Test
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{
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static MyUInt32 test1 (MyUInt32 x)
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{
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x = x + 1;
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return x;
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}
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static MyUInt32 test2 (MyUInt32 x)
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{
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x++;
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return x;
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}
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static MyUInt32 test3 (MyUInt32 x)
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{
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++x;
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return x;
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}
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public static int Main ()
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{
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var m = new MyUInt32 (2);
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m = test1 (m);
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if (m.x != 3)
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return 1;
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m = new MyUInt32 (2);
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m = test2 (m);
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if (m.x != 3)
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return 2;
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m = new MyUInt32 (3);
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m = test3 (m);
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if (m.x != 4)
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return 3;
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return 0;
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}
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} |