[Mono-bugs] [Bug 75689][Nor] New - another anonymous delegate bug
bugzilla-daemon at bugzilla.ximian.com
bugzilla-daemon at bugzilla.ximian.com
Tue Aug 2 11:46:40 EDT 2005
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Changed by danw at novell.com.
http://bugzilla.ximian.com/show_bug.cgi?id=75689
--- shadow/75689 2005-08-02 11:46:40.000000000 -0400
+++ shadow/75689.tmp.17483 2005-08-02 11:46:40.000000000 -0400
@@ -0,0 +1,67 @@
+Bug#: 75689
+Product: Mono: Compilers
+Version: 1.1
+OS:
+OS Details:
+Status: NEW
+Resolution:
+Severity:
+Priority: Normal
+Component: C#
+AssignedTo: mono-bugs at ximian.com
+ReportedBy: danw at novell.com
+QAContact: mono-bugs at ximian.com
+TargetMilestone: ---
+URL:
+Cc:
+Summary: another anonymous delegate bug
+
+using System;
+ using System.Collections;
+
+ public class Foo {
+ int n;
+ public Foo (int n) { this.n = n; }
+ public void Print (string msg) { Console.WriteLine (n); }
+ }
+
+ public class AnonDelegateTest {
+
+ public delegate void MyDelegate ();
+
+ public static ArrayList delegates = new ArrayList ();
+
+ public static void Setup (string msg)
+ {
+ Foo[] foos = new Foo[] { new Foo (1), new Foo (2), new Foo (3), new Foo
+(4) };
+
+ Console.WriteLine (msg);
+
+ foreach (Foo foo in foos) {
+ MyDelegate deleg = delegate () { foo.Print (msg); };
+ delegates.Add (deleg);
+ }
+ }
+
+ public static void Main ()
+ {
+ Setup ("foo");
+ foreach (MyDelegate deleg in delegates)
+ deleg ();
+ }
+ }
+
+Running this outputs:
+foo
+4
+4
+4
+4
+
+If you make various changes, such as commenting out the line
+"Console.WriteLine (msg);", it will correctly output 1 2 3 4
+instead.
+
+This isn't specific to foreach(). It says 4 4 4 4 with a for
+loop too.
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