From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 js/src/jit-test/tests/basic/letTDZSwitchClosure.js | 60 ++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 js/src/jit-test/tests/basic/letTDZSwitchClosure.js

(limited to 'js/src/jit-test/tests/basic/letTDZSwitchClosure.js')

diff --git a/js/src/jit-test/tests/basic/letTDZSwitchClosure.js b/js/src/jit-test/tests/basic/letTDZSwitchClosure.js
new file mode 100644
index 000000000..c601f9858
--- /dev/null
+++ b/js/src/jit-test/tests/basic/letTDZSwitchClosure.js
@@ -0,0 +1,60 @@
+function assertThrowsReferenceError(f) {
+  var err;
+  try {
+    f();
+  } catch (e) {
+    err = e;
+  }
+  assertEq(err instanceof ReferenceError, true);
+}
+
+function f() {
+    switch (0) {
+        case 1:
+            let x
+        case function() {
+            print(x)
+        }():
+    }
+}
+assertThrowsReferenceError(f);
+
+function g() {
+  switch (0) {
+    case 1:
+      let x;
+    case 0:
+      var inner = function () {
+        print(x);
+      }
+      inner();
+      break;
+  }
+}
+assertThrowsReferenceError(g);
+
+function h() {
+  switch (0) {
+    case 0:
+      var inner = function () {
+        print(x);
+      }
+      inner();
+    case 1:
+      let x;
+  }
+}
+assertThrowsReferenceError(h);
+
+// Tests that a dominating lexical doesn't throw.
+function F() {
+  switch (0) {
+    case 0:
+      let x = 42;
+      var inner = function () {
+        assertEq(x, 42);
+      }
+      inner();
+  }
+}
+F();
-- 
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