--- a/python/c3/typecheck.py	Fri Mar 01 17:13:56 2013 +0100
+++ b/python/c3/typecheck.py	Sat Mar 02 09:56:12 2013 +0100
@@ -4,14 +4,11 @@
 from .astnodes import IfStatement, WhileStatement, ReturnStatement
 from .astnodes import FunctionType, BaseType
 from . import astnodes
-from ppci.errors import CompilerException
 from .scope import topScope
 
 class TypeChecker:
    def __init__(self, diag):
       self.diag = diag
-   def err(self, msg, loc):
-      self.diag.diag(CompilerException(msg, loc))
    def checkPackage(self, pkg):
       for s in pkg.scope:
          self.check(s)
@@ -20,7 +17,7 @@
          return d.scope.getSymbol(d.tname)
       else:
          msg = 'Cannot resolve name {0}'.format(d.tname)
-         self.err(msg, d.loc)
+         self.diag.error(msg, d.loc)
    def check(self, sym):
       if type(sym) is Variable:
          if type(sym.typ) is Designator: