1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/wasm/WasmUtility.h b/js/src/wasm/WasmUtility.h
new file mode 100644
index 0000000000..58ac87e74b
--- /dev/null
+++ b/js/src/wasm/WasmUtility.h
@@ -0,0 +1,23 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef wasm_utility_h
+#define wasm_utility_h
+
+#include <algorithm>
+namespace js {
+namespace wasm {
+
+template <class Container1, class Container2>
+static inline bool EqualContainers(const Container1& lhs,
+                                   const Container2& rhs) {
+  return std::equal(lhs.begin(), lhs.end(), rhs.begin(), rhs.end());
+}
+
+}  // namespace wasm
+}  // namespace js
+
+#endif  // wasm_utility_h