static fixes

Cython/Compiler/ExprNodes.py

@@ -5310,6 +5310,8 @@ class AttributeNode(ExprNode):
         # C method of an extension type or builtin type.  If successful,
         # creates a corresponding NameNode and returns it, otherwise
         # returns None.
+        if self.obj.is_string_literal:
+            return
         type = self.obj.analyse_as_type(env)
         if type and (type.is_extension_type or type.is_builtin_type or type.is_cpp_class):
             entry = type.scope.lookup_here(self.attribute)

Cython/Compiler/Symtab.py

@@ -2107,7 +2107,8 @@ class CppClassScope(Scope):
             entry = self.declare(name, cname, type, pos, visibility)
         entry.is_variable = 1
         if type.is_cfunction and self.type:
-            entry.func_cname = "%s::%s" % (self.type.declaration_code(""), cname)
+            if not self.type.templates or not any(T.is_fused for T in self.type.templates):
+                entry.func_cname = "%s::%s" % (self.type.declaration_code(""), cname)
         if name != "this" and (defining or name != "<init>"):
             self.var_entries.append(entry)
         if type.is_pyobject and not allow_pyobject: