1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Frame-onPop-02.js b/js/src/jit-test/tests/debug/Frame-onPop-02.js
new file mode 100644
index 0000000000..11179f64b9
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Frame-onPop-02.js
@@ -0,0 +1,20 @@
+// Clearing a frame's onPop handler works.
+var g = newGlobal({newCompartment: true});
+g.eval("function f() { debugger; }");
+var dbg = new Debugger(g);
+
+var log;
+dbg.onEnterFrame = function handleEnter(f) {
+    log += "(";
+    f.onPop = function handlePop() {
+        assertEq("handlePop was called", "handlePop should never be called");
+    };
+};
+dbg.onDebuggerStatement = function handleDebugger(f) {
+    log += "d";
+    assertEq(typeof f.onPop, "function");
+    f.onPop = undefined;
+};
+log = '';
+g.f();
+assertEq(log, "(d");