void Error_DuplicateEntryPoint (Method b)
		{
			Report.Error (17, b.Location,
				"Program `{0}' has more than one entry point defined: `{1}'",
				b.Module.Builder.ScopeName, b.GetSignatureForError ());
		}
		public static Method Create (TypeDefinition parent, FullNamedExpression returnType, Modifiers mod,
				   MemberName name, ParametersCompiled parameters, Attributes attrs)
		{
			var m = new Method (parent, returnType, mod, name, parameters, attrs);

			if ((mod & Modifiers.PARTIAL) != 0) {
				const Modifiers invalid_partial_mod = Modifiers.AccessibilityMask | Modifiers.ABSTRACT | Modifiers.EXTERN |
					Modifiers.NEW | Modifiers.OVERRIDE | Modifiers.SEALED | Modifiers.VIRTUAL;

				if ((mod & invalid_partial_mod) != 0) {
					m.Report.Error (750, m.Location,
						"A partial method cannot define access modifier or any of abstract, extern, new, override, sealed, or virtual modifiers");
					mod &= ~invalid_partial_mod;
				}

				if ((parent.ModFlags & Modifiers.PARTIAL) == 0) {
					m.Report.Error (751, m.Location, 
						"A partial method must be declared within a partial class or partial struct");
				}
			}

			if ((mod & Modifiers.STATIC) == 0 && parameters.HasExtensionMethodType) {
				m.Report.Error (1105, m.Location, "`{0}': Extension methods must be declared static",
					m.GetSignatureForError ());
			}


			return m;
		}