base: Add missing header file to addr_range.hh.

diff --git a/src/base/addr_range.hh b/src/base/addr_range.hh
index f7a3b054f8c2fa95e2a0ed561c18428412b2951c..dcd53b77af447523b4acb11652885637285c1757 100644 (file)
--- a/src/base/addr_range.hh
+++ b/src/base/addr_range.hh
@@ -45,6 +45,8 @@
 #ifndef __BASE_ADDR_RANGE_HH__
 #define __BASE_ADDR_RANGE_HH__
 
+#include <utility> // pair & make_pair
+
 #include "base/types.hh"
 
 class AddrRange