localefwd.h (_Count_ones<>::_S_halfcount, [...]): Turn into enumerators.

	* include/bits/localefwd.h (_Count_ones<>::_S_halfcount,
	_Count_ones<>::_S_count): Turn into enumerators.

From-SVN: r37372

libstdc++-v3/ChangeLog

+2000-11-10  Gabriel Dos Reis  <gdr@codesourcery.com>
+
+	* include/bits/localefwd.h (_Count_ones<>::_S_halfcount,
+	_Count_ones<>::_S_count): Turn into enumerators.
+
 2000-11-08  Mark Mitchell  <mark@codesourcery.com>
 
 	* include/bits/codecvt.h (codecvt::do_out): Make it const-correct.

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

@@ -49,28 +49,28 @@ namespace std
            unsigned int _Mask = (~0u >> _Shift) >
     struct _Count_ones;
 
+  // It is preferable to use enumerators instead of integral static data
+  // members to avoid emission of superflous variables -- gdr.
   template<unsigned int _Num, unsigned int _Mask>
     struct _Count_ones<_Num, 0, _Mask> 
-    { static const unsigned int _S_count = _Num; };
-
-  template<unsigned int _Num, unsigned int _Mask>
-    const unsigned int _Count_ones<_Num, 0, _Mask>::_S_count;
+    {
+      enum
+      {
+        _S_count = _Num
+      };
+    };
 
   template<unsigned int _Num, int _Shift, unsigned int _Mask>
     struct _Count_ones 
     {
-      static const unsigned int _S_halfcount =
-        _Count_ones<_Num, _Shift/2, (_Mask^((~_Mask)>>(_Shift/2))) >::_S_count;
-      static const unsigned int _S_count
-      = (_S_halfcount&_Mask) + ((_S_halfcount>>_Shift)&_Mask);
+      enum
+      {
+        _S_halfcount = _Count_ones<_Num, _Shift/2,
+                                   (_Mask^((~_Mask)>>(_Shift/2))) >::_S_count,
+        _S_count = (_S_halfcount&_Mask) + ((_S_halfcount>>_Shift)&_Mask)
+      };
     };
 
-  template<unsigned int _Num, int _Shift, unsigned int _Mask>
-    const unsigned int _Count_ones<_Num, _Shift, _Mask>::_S_count;
-
-  template<unsigned int _Num, int _Shift, unsigned int _Mask>
-    const unsigned int _Count_ones<_Num, _Shift, _Mask>::_S_halfcount;
-
   // 22.1.1 Locale
   template<typename _Tp> class allocator;
   template<typename _Tp, typename _Alloc> class vector;