X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fcore%2Fmeta.h;h=8015f42370837e2ba6633acb0ee9b50a87ca9273;hp=923096517dba8132a873de68a79344ab6e2910b1;hb=292aed8e23ea543b089d5f2a73000de4640befe7;hpb=ff0d3252cad08280b9c320b3fea5a11c80406c23

diff --git a/source/core/meta.h b/source/core/meta.h
index 9230965..8015f42 100644
--- a/source/core/meta.h
+++ b/source/core/meta.h
@@ -1,6 +1,8 @@
 #ifndef MSP_CORE_META_H_
 #define MSP_CORE_META_H_
 
+#include <cstddef>
+
 namespace Msp {
 
 template<typename T>
@@ -21,6 +23,11 @@ struct RemoveReference<T &>
 { typedef T Type; };
 
 
+template<typename T>
+struct RemoveConstReference
+{ typedef typename RemoveConst<typename RemoveReference<T>::Type>::Type Type; };
+
+
 template<bool c, typename R>
 struct EnableIf;
 
@@ -41,10 +48,13 @@ struct Sfinae
 	struct Yes { char c[2]; };
 	struct No { char c; };
 
-	template<size_t s>
+	template<typename T>
+	static No f(...);
+
+	template<typename C, typename T>
 	struct Evaluate
 	{
-		enum { value = (s==sizeof(Yes)) };
+		enum { value = (sizeof(C::template f<T>(0))==sizeof(Yes)) };
 	};
 };