From: Stefan Behnel <scoder@users.berlios.de>
Date: Thu, 15 Apr 2010 14:20:11 +0000 (+0200)
Subject: fix coercion optimisation
X-Git-Tag: 0.13.beta0~198
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=d15bbcd442ca488df7740a12d674669172499fa7;p=cython.git

fix coercion optimisation
---

diff --git a/Cython/Compiler/Optimize.py b/Cython/Compiler/Optimize.py
index cb2666e9..c9b24851 100644
--- a/Cython/Compiler/Optimize.py
+++ b/Cython/Compiler/Optimize.py
@@ -1044,6 +1044,8 @@ class OptimizeBuiltinCalls(Visitor.EnvTransform):
         """
         self.visitchildren(node)
         arg = node.arg
+        if isinstance(arg, ExprNodes.PyTypeTestNode):
+            arg = arg.arg
         if isinstance(arg, ExprNodes.CoerceToPyTypeNode):
             if arg.type in (PyrexTypes.py_object_type, Builtin.bool_type):
                 return arg.arg.coerce_to_boolean(self.current_env())