3 files changed, 25 insertions, 0 deletions
diff --git a/libjava/testsuite/libjava.jni/pr18278.c b/libjava/testsuite/libjava.jni/pr18278.c
new file mode 100644
index 0000000..7ca73a4
--- /dev/null
+++ b/libjava/testsuite/libjava.jni/pr18278.c
@@ -0,0 +1,10 @@
+#include <jni.h>
+#include <stdio.h>
+
+#include "pr18278.h"
+
+jobject Java_pr18278_weakRef(JNIEnv *env, jclass cls, jobject data)
+{
+  jobject r =  (* env)->NewWeakGlobalRef(env, data);
+  return r;
+}
diff --git a/libjava/testsuite/libjava.jni/pr18278.java b/libjava/testsuite/libjava.jni/pr18278.java
new file mode 100644
index 0000000..8a39dde
--- /dev/null
+++ b/libjava/testsuite/libjava.jni/pr18278.java
@@ -0,0 +1,13 @@
+public class pr18278 {
+    public pr18278() {}
+
+    public static void main(String[] args) {
+        System.loadLibrary("pr18278");
+	String bob = "Bob";
+	Object o = weakRef("Bob");
+	System.out.println(o);
+	System.out.println(bob == o);
+    }
+
+    static native Object weakRef(Object o);
+}
diff --git a/libjava/testsuite/libjava.jni/pr18278.out b/libjava/testsuite/libjava.jni/pr18278.out
new file mode 100644
index 0000000..e01142a
--- /dev/null
+++ b/libjava/testsuite/libjava.jni/pr18278.out
@@ -0,0 +1,2 @@
+Bob
+true