1 files changed, 88 insertions, 0 deletions
diff --git a/js/src/tests/non262/lexical-environment/const-declaration-in-for-loop.js b/js/src/tests/non262/lexical-environment/const-declaration-in-for-loop.js
new file mode 100644
index 0000000000..4001220ba3
--- /dev/null
+++ b/js/src/tests/non262/lexical-environment/const-declaration-in-for-loop.js
@@ -0,0 +1,88 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+var gTestfile = "const-declaration-in-for-loop.js";
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 1146644;
+var summary =
+  "Don't crash compiling a non-body-level for-loop whose loop declaration is " +
+  "a const";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+// Don't attempt execution as a script if we can't properly emulate it.  We
+// could perhaps use eval, but eval, while also doing global execution, is its
+// own can of messiness.  Ongoing work on for-loop scoping for lexical
+// declarations will likely make these tests redundant with other tests to be
+// added, anyway, in the very short term.
+var executeGlobalScript = typeof evaluate === "function"
+                        ? evaluate
+                        : function(s) {};
+
+for (const a1 = 3; false; )
+  continue;
+
+Function(`for (const a2 = 3; false; )
+            continue;
+         `)();
+
+if (true)
+{
+  for (const a3 = 3; false; )
+    continue;
+}
+
+Function(`if (true)
+          {
+            for (const a4 = 3; false; )
+              continue;
+          }`)();
+
+executeGlobalScript(`for (const a5 of [])
+                       continue;`);
+
+Function(`for (const a6 of [])
+            continue;`)();
+
+executeGlobalScript(`if (true)
+                     {
+                       for (const a7 of [])
+                         continue;
+                     }`);
+
+Function(`if (true)
+          {
+            for (const a8 of [])
+              continue;
+          }`)();
+
+executeGlobalScript(`for (const a9 in {})
+                       continue;`);
+
+Function(`for (const a10 in {})
+            continue;`)();
+
+executeGlobalScript(`if (true)
+                     {
+                       for (const a11 in {})
+                         continue;
+                     }`);
+
+Function(`if (true)
+          {
+            for (const a12 in {})
+              continue;
+          }`)();
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("Tests complete");