Adding upstream version 86.0.1.upstream/86.0.1upstream

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

1 files changed, 9 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/basic/define-frozen-dense.js b/js/src/jit-test/tests/basic/define-frozen-dense.js
new file mode 100644
index 0000000000..7a7e2a97f3
--- /dev/null
+++ b/js/src/jit-test/tests/basic/define-frozen-dense.js
@@ -0,0 +1,9 @@
+var t = [4];
+var stop;
+Object.freeze(t);
+do {
+    stop = inIon();
+    t[1] = 2;
+    assertEq(t.length, 1);
+    assertEq(t[1], undefined);
+} while (!stop);