a575963da9
Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14
98 lines
1.2 KiB
C#
98 lines
1.2 KiB
C#
using System;
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struct S
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{
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public static bool operator == (S s, S i)
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{
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throw new ApplicationException ();
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}
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public static bool operator != (S s, S i)
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{
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throw new ApplicationException ();
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}
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}
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struct S2
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{
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public static int counter;
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public static bool operator == (S2 s, S2 i)
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{
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counter++;
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return true;
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}
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public static bool operator != (S2 s, S2 i)
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{
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throw new ApplicationException ();
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}
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}
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struct S3
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{
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public static int counter;
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public static implicit operator int?(S3 arg)
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{
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counter++;
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return null;
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}
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}
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class C
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{
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public static int Main ()
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{
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S? s = new S ();
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S? s2 = null;
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S? s4 = null;
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if ((s == s2) != false)
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return 1;
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if ((s2 == s) != false)
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return 2;
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if ((s2 == s4) != true)
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return 3;
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S x = new S ();
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if ((s2 == x) != false)
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return 5;
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if ((x == s2) != false)
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return 6;
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S2? s2_1 = new S2 ();
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S2? s2_3 = new S2 ();
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S2 x2 = new S2 ();
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if ((s2_1 == s2_3) != true)
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return 7;
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if ((s2_1 == x2) != true)
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return 8;
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if ((x2 == s2_1) != true)
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return 9;
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if (S2.counter != 3)
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return 10;
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S3 s3;
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if ((s3 == null) != true)
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return 20;
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if ((null == s3) != true)
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return 21;
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if (S3.counter != 2)
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return 22;
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return 0;
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}
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} |