1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/class/super-this-env.js b/js/src/jit-test/tests/class/super-this-env.js
new file mode 100644
index 0000000000..9faca9b745
--- /dev/null
+++ b/js/src/jit-test/tests/class/super-this-env.js
@@ -0,0 +1,34 @@
+for (let forceFullParse of [true, false]) {
+    assertEq(Object.prototype.toString, evaluate(`{
+            class C extends Object {
+                f() {
+                    let x = "toString";
+                    return () => super[x];
+                }
+            }
+
+            (new C).f()()
+        }`, { forceFullParse }));
+
+    assertEq(Object.prototype.toString, evaluate(`{
+            class C extends Object {
+                f() {
+                    let x = "toString";
+                    return () => eval("super[x]");
+                }
+            }
+
+            (new C).f()()
+        }`, { forceFullParse }));
+
+    assertEq(Object.prototype.toString, evaluate(`{
+            class C extends Object {
+                f() {
+                    let x = "toString";
+                    return () => eval("() => super[x]");
+                }
+            }
+
+            (new C).f()()()
+        }`, { forceFullParse }));
+}