1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/arguments/inline-arguments-index-var.js b/js/src/jit-test/tests/arguments/inline-arguments-index-var.js
new file mode 100644
index 0000000000..21a71d2c29
--- /dev/null
+++ b/js/src/jit-test/tests/arguments/inline-arguments-index-var.js
@@ -0,0 +1,44 @@
+// |jit-test| --fast-warmup
+
+var idx;
+
+function inner() {
+    return arguments[idx]
+}
+
+function outer0() {
+    trialInline();
+    return inner();
+}
+
+function outer1() {
+    trialInline();
+    return inner(0);
+}
+
+function outer2() {
+    trialInline();
+    return inner(0, 1);
+}
+
+function outer3() {
+    trialInline();
+    return inner(0,1,2)
+}
+
+function outer4() {
+    trialInline();
+    return inner(0,1,2,3)
+}
+
+with ({}) {}
+
+for (idx = 0; idx < 4; idx++) {
+    for (var i = 0; i < 50; i++) {
+	assertEq(outer0(), idx < 0 ? idx : undefined);
+	assertEq(outer1(), idx < 1 ? idx : undefined);
+	assertEq(outer2(), idx < 2 ? idx : undefined);
+	assertEq(outer3(), idx < 3 ? idx : undefined);
+	assertEq(outer4(), idx < 4 ? idx : undefined);
+    }
+}