1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/generators/closing-osr.js b/js/src/jit-test/tests/generators/closing-osr.js
new file mode 100644
index 0000000000..0e0fcfe68d
--- /dev/null
+++ b/js/src/jit-test/tests/generators/closing-osr.js
@@ -0,0 +1,24 @@
+// OSR into a |finally| block while closing a legacy generator should work.
+var log = "";
+function* f() {
+    try {
+	try {
+	    log += "a";
+	    yield 2;
+	    log += "b";
+	    yield 3;
+	} finally {
+	    log += "c";
+	    for (var i=0; i<20; i++) {};
+	    log += "d";
+	}
+    } catch(e) {
+	log += "e";
+    }
+    log += "f";
+}
+
+var it = f();
+assertEq(it.next().value, 2);
+it.return();
+assertEq(log, "acd");