1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/warp/scalar-replace-array-construct-array-01.js b/js/src/jit-test/tests/warp/scalar-replace-array-construct-array-01.js
new file mode 100644
index 0000000000..a68a9dad0e
--- /dev/null
+++ b/js/src/jit-test/tests/warp/scalar-replace-array-construct-array-01.js
@@ -0,0 +1,28 @@
+setJitCompilerOption("inlining.bytecode-max-length", 200);
+
+function escape(x) { with ({}) {} }
+
+class Bar {
+  constructor(x, y) {
+    this.value = x + y;
+  }
+}
+
+class Foo extends Bar {
+  constructor(...args) {
+    escape(args);
+    super(...args);
+  }
+}
+
+// |Foo| must be small enough to be inlinable.
+assertEq(isSmallFunction(Foo), true);
+
+with ({}) {}
+
+var sum = 0;
+for (var i = 0; i < 100; i++) {
+  let obj = new Foo(1, 2);
+  sum += obj.value;
+}
+assertEq(sum, 300);