File build_with_gcc_4_3.patch of Package Botan.5777

Index: Botan-1.10.9/src/utils/safeint.h
===================================================================
--- Botan-1.10.9.orig/src/utils/safeint.h
+++ Botan-1.10.9/src/utils/safeint.h
@@ -10,14 +10,22 @@
 
 #include <botan/exceptn.h>
 #include <string>
+#include <sstream>
 
 namespace Botan {
 
 class Integer_Overflow_Detected : public Exception
    {
+   private:
+      template < typename T > std::string int_to_string(const T& n)
+      {
+        std::ostringstream stream;
+        stream << n;
+        return stream.str();
+      }
    public:
       Integer_Overflow_Detected(const std::string& file, int line) :
-         Exception("Integer overflow detected at " + file + ":" + std::to_string(line))
+         Exception("Integer overflow detected at " + file + ":" + int_to_string(line))
          {}
    };