From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 .../tests/basic/testArrayInWithIndexedProto.js     | 24 ++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 js/src/jit-test/tests/basic/testArrayInWithIndexedProto.js

(limited to 'js/src/jit-test/tests/basic/testArrayInWithIndexedProto.js')

diff --git a/js/src/jit-test/tests/basic/testArrayInWithIndexedProto.js b/js/src/jit-test/tests/basic/testArrayInWithIndexedProto.js
new file mode 100644
index 000000000..97da0ee07
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testArrayInWithIndexedProto.js
@@ -0,0 +1,24 @@
+function testArrayInWithIndexedProto()
+{
+    Array.prototype[0] = "Got me";
+    var zeroPresent, zeroPresent2;
+    // Need to go to 18 because in the failure mode this is
+    // testing we have various side-exits in there due to interp and
+    // tracer not agreeing that confuse the issue and cause us to not
+    // hit the bad case within 9 iterations.
+    for (var j = 0; j < 18; ++j) {
+	zeroPresent = 0 in [];
+    }
+
+    var arr = [1, 2];
+    delete arr[0];
+    for (var j = 0; j < 18; ++j) {
+	zeroPresent2 = 0 in arr;
+    }
+    return [zeroPresent, zeroPresent2];
+}
+
+var [ret, ret2] = testArrayInWithIndexedProto();
+assertEq(ret, true);
+assertEq(ret2, true);
+
-- 
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