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Re: PR java/1305: [JSR133] GCJ ignores volatile modifier
- From: Andrew Haley <aph at redhat dot com>
- To: java-patches at gcc dot gnu dot org
- Date: Mon, 19 Jun 2006 17:59:32 +0100
- Subject: Re: PR java/1305: [JSR133] GCJ ignores volatile modifier
- References: <17558.54636.768464.334466@dell.pink>
Testcase from the PR.
Andrew.
2006-06-19 Andrew Haley <aph@redhat.com>
* testsuite/libjava.lang/PR27908.out: New.
* testsuite/libjava.lang/PR27908.java: New.
Index: testsuite/libjava.lang/PR27908.java
===================================================================
--- testsuite/libjava.lang/PR27908.java (revision 0)
+++ testsuite/libjava.lang/PR27908.java (revision 0)
@@ -0,0 +1,87 @@
+class PR27908
+{
+ public static void main (String[] argv)
+ throws InterruptedException
+ {
+ run1 r1 = new run1();
+ run2 r2 = new run2();
+ run3 r3 = new run3();
+
+ Thread t1, t2, t3;
+
+ (t1 = new Thread (r1)).start();
+ (t2 = new Thread (r2)).start();
+ (t3 = new Thread (r3)).start();
+
+ Thread.yield();
+
+ r1.stop();
+ r2.stop();
+ r3.stop();
+
+ Thread.sleep(5000);
+
+ if (t1.isAlive() || t2.isAlive() || t3.isAlive())
+ {
+ System.out.println ("fail");
+ System.exit(1);
+ }
+ }
+
+ private static class run1 implements Runnable
+ {
+ volatile int counter;
+ volatile boolean running;
+
+ public void run ()
+ {
+ counter = 0;
+ running = true;
+ while (running)
+ counter++;
+ }
+
+ private void stop ()
+ {
+ running = false;
+ }
+ }
+
+ private static class run2 implements Runnable
+ {
+ volatile int counter;
+ boolean running;
+
+ public void run ()
+ {
+ counter = 0;
+ running = true;
+ while (running)
+ counter++;
+ }
+
+ private void stop ()
+ {
+ running = false;
+ }
+ }
+
+ static class run3 implements Runnable
+ {
+ volatile int counter;
+ private volatile boolean running;
+
+ public void run ()
+ {
+ counter = 0;
+ running = true;
+ while (running)
+ counter++;
+ }
+
+ void stop ()
+ {
+ running = false;
+ }
+ }
+}
Index: testsuite/libjava.lang/PR27908.out
===================================================================