54 lines
759 B
C#
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// Compiler options: -unsafe
using System;
using System.Reflection;
using System.Linq;
unsafe class Program
{
public static void Test ()
{
string s = "";
unsafe {
fixed (char *chars = s) {
}
}
}
public static bool StringNull (string s)
{
unsafe {
fixed (char *a = s) {
return a == null;
}
}
}
public static bool ArrayNull (int[] a)
{
unsafe {
fixed (int *e = a) {
return e == null;
}
}
}
public static int Main ()
{
Test ();
var m = typeof (Program).GetMethod ("Test");
var lv = m.GetMethodBody ().LocalVariables.Where (l => l.LocalType == typeof (char*)).Single ();
if (lv.IsPinned)
return 1;
if (!StringNull (null))
return 1;
if (!ArrayNull (null))
return 2;
return 0;
}
}