From 0d9f3396af9426f52e96f10e7e84576da349b1f4 Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@wolfbeast.com>
Date: Fri, 22 Mar 2019 21:16:09 +0100
Subject: Use ptrdiff_t in RangedPtr.

---
 mfbt/RangedPtr.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'mfbt/RangedPtr.h')

diff --git a/mfbt/RangedPtr.h b/mfbt/RangedPtr.h
index a07c1f4f8..a3d4ec103 100644
--- a/mfbt/RangedPtr.h
+++ b/mfbt/RangedPtr.h
@@ -212,7 +212,7 @@ public:
     return *this;
   }
 
-  T& operator[](int aIndex) const
+  T& operator[](ptrdiff_t aIndex) const
   {
     MOZ_ASSERT(size_t(aIndex > 0 ? aIndex : -aIndex) <= size_t(-1) / sizeof(T));
     return *create(mPtr + aIndex);
-- 
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