1 files changed, 13 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug510437-2.js b/js/src/jit-test/tests/basic/bug510437-2.js
new file mode 100644
index 0000000000..1fca2067f0
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug510437-2.js
@@ -0,0 +1,13 @@
+function f() {
+  eval("g=function() { \
+          for (let x=0; x < 2; ++x) { \
+            d=x \
+          } \
+        }")
+  g();
+  eval("var d")
+  g();
+}
+
+f();
+assertEq(d, 1);