# 
# 
# patch "botan/mem_pool.cpp"
#  from [351d44cf69340cd62f950c5b03b9793ffcd0fb8d]
#    to [48fe6a0021988c2c9a858db08e12f99909f13958]
# 
# patch "botan/mem_pool.h"
#  from [b932cab50b9ce759b8becb0d03d9fb7dd50deb4e]
#    to [8da5c9610df19a389a0188bae97da53a0023cc0d]
# 
============================================================
--- botan/mem_pool.cpp	351d44cf69340cd62f950c5b03b9793ffcd0fb8d
+++ botan/mem_pool.cpp	48fe6a0021988c2c9a858db08e12f99909f13958
@@ -213,7 +213,7 @@ void Pooling_Allocator::deallocate(void*
       const u32bit block_no = round_up(n, BLOCK_SIZE) / BLOCK_SIZE;
 
       std::vector<Memory_Block>::iterator i =
-         std::lower_bound(blocks.begin(), blocks.end(), ptr);
+         std::lower_bound(blocks.begin(), blocks.end(), ptr, diff_less<Memory_Block,void*>());
 
       if(i != blocks.end() && i->contains((byte*)ptr, block_no))
          i->free(ptr, block_no);
@@ -278,7 +278,7 @@ void Pooling_Allocator::get_more_core(u3
       }
 
    std::sort(blocks.begin(), blocks.end());
-   last_used = std::lower_bound(blocks.begin(), blocks.end(), ptr);
+   last_used = std::lower_bound(blocks.begin(), blocks.end(), ptr, diff_less<Memory_Block,void*>());
    }
 
 }
============================================================
--- botan/mem_pool.h	b932cab50b9ce759b8becb0d03d9fb7dd50deb4e
+++ botan/mem_pool.h	8da5c9610df19a389a0188bae97da53a0023cc0d
@@ -11,6 +11,7 @@
 #include <botan/mutex.h>
 #include <utility>
 #include <vector>
+#include <functional>
 
 namespace Botan {
 
@@ -56,6 +57,12 @@ class Pooling_Allocator : public Allocat
             u32bit block_size;
          };
 
+template <typename _first, typename _second>
+struct diff_less : public std::binary_function<_first,_second,bool>
+{
+  bool operator()(const _first& __x, const _second& __y) const { return __x < __y; }
+};
+
       const u32bit PREF_SIZE, BLOCK_SIZE;
 
       std::vector<Memory_Block> blocks;