Add m-esr52 at 52.6.0

1 files changed, 16 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/ion/bug1060398.js b/js/src/jit-test/tests/ion/bug1060398.js
new file mode 100644
index 000000000..dc47a92e2
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug1060398.js
@@ -0,0 +1,16 @@
+function test() {
+    var c = 0;
+    for (var i=0; i<20; i++) {
+	var arr = [1];
+	if (i > 5)
+	    Object.defineProperty(arr, "length", { writable: false, value: 4 });
+	try {
+	    arr.push(2);
+	} catch(e) {
+	    assertEq(e.toString().includes("length"), true);
+	    c++;
+	}
+    }
+    assertEq(c, 14);
+}
+test();