From 038ddb54c8475c986aedeada87d58edad913bda6 Mon Sep 17 00:00:00 2001
From: Robert O'Callahan <robert@ocallahan.org>
Date: Mon, 7 Sep 2015 17:07:59 +1200
Subject: [PATCH] Bug 1202317. Support PodEqual over fixed-length arrays.
 r=Waldo

---
 mfbt/PodOperations.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/mfbt/PodOperations.h b/mfbt/PodOperations.h
index 9d7b5850ab7..e6f4df21ee5 100644
--- a/mfbt/PodOperations.h
+++ b/mfbt/PodOperations.h
@@ -180,6 +180,17 @@ PodEqual(const T* one, const T* two, size_t len)
   return !memcmp(one, two, len * sizeof(T));
 }
 
+/*
+ * Determine whether the |N| elements at |one| are memory-identical to the
+ * |N| elements at |two|.
+ */
+template <class T, size_t N>
+static MOZ_ALWAYS_INLINE bool
+PodEqual(const T (&one)[N], const T (&two)[N])
+{
+  return PodEqual(one, two, N);
+}
+
 } // namespace mozilla
 
 #endif /* mozilla_PodOperations_h */