1 files changed, 13 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/environments/replace-global-var-with-getter.js b/js/src/jit-test/tests/environments/replace-global-var-with-getter.js
new file mode 100644
index 0000000000..f79948933a
--- /dev/null
+++ b/js/src/jit-test/tests/environments/replace-global-var-with-getter.js
@@ -0,0 +1,13 @@
+let assert = assertEq;
+
+this.x = "OK";
+
+for (let i = 0; i < 50; i++) {
+  assert(x, "OK");
+  if (i === 40) {
+    this.x = "FAIL";
+    Object.defineProperty(this, "x", {
+      get() { return "OK"; }
+    });
+  }
+}