streambuf_iterator.h (istreambuf_iterator::_M_get): Slightly tweak for clarity…

streambuf_iterator.h (istreambuf_iterator::_M_get): Slightly tweak for clarity (also leads to measurably better code).

2004-11-14  Paolo Carlini  <pcarlini@suse.de>

	* include/bits/streambuf_iterator.h (istreambuf_iterator::_M_get):
	Slightly tweak for clarity (also leads to measurably better code).

From-SVN: r90636

libstdc++-v3/ChangeLog

+2004-11-14  Paolo Carlini  <pcarlini@suse.de>
+
+	* include/bits/streambuf_iterator.h (istreambuf_iterator::_M_get):
+	Slightly tweak for clarity (also leads to measurably better code).
+
 2004-11-12  Andrew Pinski  <pinskia@physics.uc.edu>
 
 	PR other/14264

libstdc++-v3/include/bits/streambuf_iterator.h

@@ -157,10 +157,11 @@ namespace std
 	int_type __ret = __eof;
 	if (_M_sbuf)
 	  {
-	    if (!traits_type::eq_int_type(_M_c, __eof)
-		|| !traits_type::eq_int_type((_M_c = _M_sbuf->sgetc()),
-					     __eof))
+	    if (!traits_type::eq_int_type(_M_c, __eof))
 	      __ret = _M_c;
+	    else if (!traits_type::eq_int_type((__ret = _M_sbuf->sgetc()),
+					       __eof))
+	      _M_c = __ret;
 	    else
 	      _M_sbuf = 0;
 	  }