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-rw-r--r--js/src/jit-test/tests/ion/lexical-check-1.js15
1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/lexical-check-1.js b/js/src/jit-test/tests/ion/lexical-check-1.js
new file mode 100644
index 0000000000..e1ba1baa17
--- /dev/null
+++ b/js/src/jit-test/tests/ion/lexical-check-1.js
@@ -0,0 +1,15 @@
+function f() {
+ const x = 42;
+ function g() {
+ var s = 0;
+ for (var i = 100; i--;)
+ s += x;
+ return s;
+ }
+ return g;
+}
+
+var func = f();
+for (var i = 200; i--;)
+ assertEq(func(), 4200);
+