2003-02-11  Scott Snyder  <snyder@fnal.gov>

	PR libstdc++/9659
	* include/bits/fstream.tcc (seekoff): Avoid operator+
	for pos_type.

--- libstdc++-v3/include/bits/fstream.tcc	4 Feb 2003 22:42:32 -0000	1.47
+++ libstdc++-v3/include/bits/fstream.tcc	13 Feb 2003 21:39:02 -0000	1.48
@@ -450,9 +450,12 @@ namespace std
  	      pos_type __tmp =
  		_M_file.seekoff(__off, ios_base::cur, __mode);
  	      if (__tmp >= 0)
- 		// Seek successful.
- 		__ret = __tmp +
- 		  std::max(this->_M_out_cur, this->_M_in_cur) - _M_filepos;
+		{
+		  // Seek successful.
+		  __ret = __tmp;
+		  __ret +=
+		    std::max(this->_M_out_cur, this->_M_in_cur) - _M_filepos;
+		}
 	    }
 	}
       _M_last_overflowed = false;