block creation and insertion with correct types

lib/parfait/callable_method.rb

@@ -38,7 +38,10 @@ module Parfait
     end
 
     def create_block(args , frame)
-      bl = Block.new(self_type , args , frame)
+      add_block( Block.new(self_type , args , frame))
+    end
+
+    def add_block(bl)
       block = self.blocks
       bl.next = block if(block)
       @blocks = bl

lib/risc/method_compiler.rb

@@ -45,7 +45,7 @@ module Risc
       method = type.create_method( method_name , args , frame)
       self.new(method)
     end
-
+    
     # convert the given mom instruction to_risc and then add it (see add_code)
     # continue down the instruction chain unti depleted
     # (adding moves the insertion point so the whole mom chain is added as a risc chain)

lib/vool/block_statement.rb

@@ -15,7 +15,6 @@ module Vool
     # fact never called)
     def slot_definition(compiler)
       @parfait_block = to_parfait(compiler)
-      compiler.add_constant(@parfait_block)
       return Mom::SlotDefinition.new(Mom::IntegerConstant.new(1) , [])
     end
 
@@ -34,7 +33,7 @@ module Vool
 
     private
     def to_parfait(compiler)
-      Parfait::Block.new(compiler.method.self_type , make_arg_type , make_frame)
+      compiler.method.create_block( make_arg_type , make_frame)
     end
     def make_arg_type(  )
       type_hash = {}