1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/cacheir/fun-call-apply-weird.js b/js/src/jit-test/tests/cacheir/fun-call-apply-weird.js
new file mode 100644
index 0000000000..ee1fe0e531
--- /dev/null
+++ b/js/src/jit-test/tests/cacheir/fun-call-apply-weird.js
@@ -0,0 +1,31 @@
+// |jit-test| --fast-warmup
+
+// Function with overridden call/apply (scripted).
+function funOverridden1(x, y) { return x + y; }
+funOverridden1.call = x => x + 1;
+funOverridden1.apply = x => x + 2;
+
+// Function with overridden call/apply (native).
+function funOverridden2(x, y) { return x + y; }
+funOverridden2.call = Math.abs;
+funOverridden2.apply = Math.abs;
+
+// Function with call/apply properties with other names.
+function funOverridden3(x, y) { return x + y; }
+funOverridden3.myCall = Function.prototype.call;
+funOverridden3.myApply = Function.prototype.apply;
+
+function f() {
+    var arr = [1, 2];
+    for (var i = 0; i < 100; i++) {
+        assertEq(funOverridden1.call(i, i), i + 1);
+        assertEq(funOverridden1.apply(i, i), i + 2);
+
+        assertEq(funOverridden2.call(i, i), i);
+        assertEq(funOverridden2.apply(i, i), i);
+
+        assertEq(funOverridden3.myCall(null, i, i), i + i);
+        assertEq(funOverridden3.myApply(null, arr), 3);
+    }
+}
+f();