From 1783d7df5824b7f1c2fffcf4782d4b87fff59436 Mon Sep 17 00:00:00 2001
From: jxd134 <jinxd134@foxmail.com>
Date: Fri, 26 Feb 2016 20:33:52 +0800
Subject: [PATCH] the return value of difference_type function in iterator.h is
 difference_type*

---
 TinySTL/Detail/Alloc.cpp | 2 ++
 TinySTL/Iterator.h       | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/TinySTL/Detail/Alloc.cpp b/TinySTL/Detail/Alloc.cpp
index 260f48f..ead46f1 100644
--- a/TinySTL/Detail/Alloc.cpp
+++ b/TinySTL/Detail/Alloc.cpp
@@ -1,9 +1,11 @@
 #include "../Alloc.h"
 
 namespace TinySTL{
+
 	char *alloc::start_free = 0;
 	char *alloc::end_free = 0;
 	size_t alloc::heap_size = 0;
+
 	alloc::obj *alloc::free_list[alloc::ENFreeLists::NFREELISTS] = {
 		0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	};
diff --git a/TinySTL/Iterator.h b/TinySTL/Iterator.h
index e2457dc..fb56b57 100644
--- a/TinySTL/Iterator.h
+++ b/TinySTL/Iterator.h
@@ -101,7 +101,7 @@ namespace TinySTL{
 		return static_cast<typename iterator_traits<Iterator>::value_type*>(0);
 	}
 	template<class Iterator>
-	inline typename iterator_traits<Iterator>::difference_type
+	inline typename iterator_traits<Iterator>::difference_type*
 		difference_type(const Iterator& It){
 		return static_cast<typename iterator_traits<Iterator>::difference_type*>(0);
 	}