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/cacheir/bug1459754.js b/js/src/jit-test/tests/cacheir/bug1459754.js
new file mode 100644
index 0000000000..bfbe626acc
--- /dev/null
+++ b/js/src/jit-test/tests/cacheir/bug1459754.js
@@ -0,0 +1,9 @@
+function f(x) {
+    this["__proto__"] = x;
+    let tmp = this.toString;
+    assertEq(x === null, tmp === void 0);
+}
+
+for (let e of [[], null, []]) {
+    new f(e);
+}