20 lines
299 B
C#
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// CS0151: A switch expression of type `X?' cannot be converted to an integral type, bool, char, string, enum or nullable type
// Line: 19
struct X
{
public static implicit operator int? (X x)
{
return 1;
}
static void Main ()
{
X? x = null;
switch (x) {
default:
break;
}
}
}