1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Frame-onPop-15.js b/js/src/jit-test/tests/debug/Frame-onPop-15.js
new file mode 100644
index 0000000000..6b76723cb2
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Frame-onPop-15.js
@@ -0,0 +1,31 @@
+// Each resumption of a generator gets the same Frame; its onPop handler
+// fires each time the generator yields.
+
+var g = newGlobal({newCompartment: true});
+var dbg = new Debugger(g);
+var log;
+
+var seenFrame = null;
+dbg.onDebuggerStatement = function handleDebugger(frame) {
+    log += 'd';
+    assertEq(frame.type, "call");
+
+    if (seenFrame === null) {
+        seenFrame = frame;
+    } else {
+        assertEq(seenFrame, frame);
+    }
+
+    let i = frame.eval('i').return;
+    if (i % 3 == 0) {
+        frame.onPop = function handlePop(c) {
+            assertEq(this, seenFrame);
+            log += ')' + i;
+        };
+    }
+};
+
+g.eval("function* g() { for (var i = 0; i < 10; i++) { debugger; yield i; } }");
+log ='';
+assertEq(g.eval("var t = 0; for (j of g()) t += j; t;"), 45);
+assertEq(log, "d)0d)0d)0d)3d)3d)3d)6d)6d)6d)9)9");