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-rw-r--r--boost/date_time/date_formatting.hpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/boost/date_time/date_formatting.hpp b/boost/date_time/date_formatting.hpp
index d4ca3dd27c..c1b69a8c79 100644
--- a/boost/date_time/date_formatting.hpp
+++ b/boost/date_time/date_formatting.hpp
@@ -11,6 +11,7 @@
#include "boost/date_time/iso_format.hpp"
#include "boost/date_time/compiler_config.hpp"
+#include <boost/io/ios_state.hpp>
#include <string>
#include <sstream>
#include <iomanip>
@@ -51,6 +52,7 @@ namespace date_time {
}
case month_as_integer:
{
+ boost::io::basic_ios_fill_saver<charT> ifs(os);
os << std::setw(2) << std::setfill(os.widen('0')) << month.as_number();
break;
}