1.1 --- a/Cython/Compiler/Optimize.py Tue Oct 07 23:41:34 2008 -0700 1.2 +++ b/Cython/Compiler/Optimize.py Wed Oct 08 00:05:25 2008 -0700 1.3 @@ -39,12 +39,12 @@ 1.4 if is_common_value(cond.operand1, cond.operand1): 1.5 if isinstance(cond.operand2, ExprNodes.ConstNode): 1.6 return cond.operand1, [cond.operand2] 1.7 - elif hasattr(cond.operand2, 'entry') and cond.operand2.entry.is_const: 1.8 + elif hasattr(cond.operand2, 'entry') and cond.operand2.entry and cond.operand2.entry.is_const: 1.9 return cond.operand1, [cond.operand2] 1.10 if is_common_value(cond.operand2, cond.operand2): 1.11 if isinstance(cond.operand1, ExprNodes.ConstNode): 1.12 return cond.operand2, [cond.operand1] 1.13 - elif hasattr(cond.operand1, 'entry') and cond.operand1.entry.is_const: 1.14 + elif hasattr(cond.operand1, 'entry') and cond.operand1.entry and cond.operand1.entry.is_const: 1.15 return cond.operand2, [cond.operand1] 1.16 elif (isinstance(cond, ExprNodes.BoolBinopNode) 1.17 and cond.operator == 'or'):