Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 12 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/basic/testSlowArrayPop.js b/js/src/jit-test/tests/basic/testSlowArrayPop.js
new file mode 100644
index 0000000000..f3602aa091
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testSlowArrayPop.js
@@ -0,0 +1,12 @@
+function testSlowArrayPop() {
+    var a = [];
+    for (var i = 0; i < 9; i++)
+        a[i] = [0];
+    a[8].__defineGetter__("0", function () { return 'xyzzy'; });
+
+    var last;
+    for (var i = 0; i < 9; i++)
+        last = a[i].pop();  // reenters interpreter in getter
+    return last;
+}
+assertEq(testSlowArrayPop(), 'xyzzy');