From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 js/src/jit-test/tests/basic/bug942390.js | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 js/src/jit-test/tests/basic/bug942390.js

(limited to 'js/src/jit-test/tests/basic/bug942390.js')

diff --git a/js/src/jit-test/tests/basic/bug942390.js b/js/src/jit-test/tests/basic/bug942390.js
new file mode 100644
index 0000000000..9b661a4f44
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug942390.js
@@ -0,0 +1,21 @@
+load(libdir + "immutable-prototype.js");
+
+var count = 0;
+if (globalPrototypeChainIsMutable()) {
+    Object.defineProperty(__proto__, "__iterator__", {
+        get: (function() {
+            count++;
+        })
+    });
+} else {
+    count = 7;
+}
+
+if (globalPrototypeChainIsMutable())
+    __proto__ = (function(){});
+
+for (var m = 0; m < 7; ++m) {
+    for (var a in 6) {}
+}
+
+assertEq(count, 7);
-- 
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