Index: boost/date_time/date_facet.hpp
===================================================================
--- boost/date_time/date_facet.hpp	(revision 72481)
+++ boost/date_time/date_facet.hpp	(working copy)
@@ -208,7 +208,8 @@
       //  return do_put_special(next, a_ios, fill_char, d.as_special());
       //}
       //The following line of code required the date to support a to_tm function
-      std::tm dtm = {};
+      std::tm dtm;
+      std::memset(&dtm, 0, sizeof(dtm));
       dtm.tm_mon = m - 1;
       return do_put_tm(next, a_ios, fill_char, dtm, m_month_format);
     }
@@ -219,7 +220,8 @@
                 char_type fill_char,
                 const day_type& day) const
     {
-      std::tm dtm = {};
+      std::tm dtm;
+      memset(&dtm, 0, sizeof(dtm));
       dtm.tm_mday = day.as_number();
       char_type tmp[3] = {'%','d'};
       string_type temp_format(tmp);
@@ -235,7 +237,8 @@
       //  return do_put_special(next, a_ios, fill_char, d.as_special());
       //}
       //The following line of code required the date to support a to_tm function
-      std::tm dtm = {};
+      std::tm dtm;
+      memset(&dtm, 0, sizeof(dtm));
       dtm.tm_wday = dow;
       return do_put_tm(next, a_ios, fill_char, dtm, m_weekday_format);
     }