6 files changed, 33 insertions, 1 deletions
diff --git a/libjava/testsuite/libjava.lang/Foo.class b/libjava/testsuite/libjava.lang/Foo.class
new file mode 100644
index 00000000000..b51c95fceb6
--- /dev/null
+++ b/libjava/testsuite/libjava.lang/Foo.class
diff --git a/libjava/testsuite/libjava.lang/PR27908.jar b/libjava/testsuite/libjava.lang/PR27908.jar
index e2804073642..1ec1127ddcb 100644
--- a/libjava/testsuite/libjava.lang/PR27908.jar
+++ b/libjava/testsuite/libjava.lang/PR27908.jar
diff --git a/libjava/testsuite/libjava.lang/PR27908.java b/libjava/testsuite/libjava.lang/PR27908.java
index 09f96546f98..addb1d7720f 100644
--- a/libjava/testsuite/libjava.lang/PR27908.java
+++ b/libjava/testsuite/libjava.lang/PR27908.java
@@ -13,7 +13,8 @@ class PR27908
     (t2 = new Thread (r2)).start();
     (t3 = new Thread (r3)).start();
 
-    Thread.yield();
+    while (! (r1.isRunning() && r2.isRunning() && r3.isRunning()))
+      Thread.yield();
 
     r1.stop();
     r2.stop();
@@ -45,6 +46,11 @@ class PR27908
     {
       running = false;
     }
+
+    public boolean isRunning()
+    {
+      return running;
+    }
   }
 
   private static class run2 implements Runnable
@@ -64,6 +70,11 @@ class PR27908
     {
       running = false;
     }
+
+    public boolean isRunning()
+    {
+      return running;
+    }
   }
 
   static class run3 implements Runnable
@@ -83,5 +94,10 @@ class PR27908
     {
       running = false;
     }
+
+    public boolean isRunning()
+    {
+      return running;
+    }
   }
 }
diff --git a/libjava/testsuite/libjava.lang/WalkerTest.jar b/libjava/testsuite/libjava.lang/WalkerTest.jar
new file mode 100644
index 00000000000..64faf04df20
--- /dev/null
+++ b/libjava/testsuite/libjava.lang/WalkerTest.jar
diff --git a/libjava/testsuite/libjava.lang/WalkerTest.java b/libjava/testsuite/libjava.lang/WalkerTest.java
new file mode 100644
index 00000000000..f4e41fecfa0
--- /dev/null
+++ b/libjava/testsuite/libjava.lang/WalkerTest.java
@@ -0,0 +1,15 @@
+class Foo
+{
+  Class bar()
+  {
+    return gnu.classpath.VMStackWalker.getCallingClass();
+  }
+}
+
+public class WalkerTest
+{
+  public static void main(String[] argv)
+  {
+    System.out.println(new Foo().bar());
+  }
+}
diff --git a/libjava/testsuite/libjava.lang/WalkerTest.out b/libjava/testsuite/libjava.lang/WalkerTest.out
new file mode 100644
index 00000000000..9b8eb003024
--- /dev/null
+++ b/libjava/testsuite/libjava.lang/WalkerTest.out
@@ -0,0 +1 @@
+class WalkerTest