From: Stefan Behnel <scoder@users.berlios.de>
Date: Thu, 15 Apr 2010 14:25:13 +0000 (+0200)
Subject: more type check removal during optimisations
X-Git-Tag: 0.13.beta0~197
X-Git-Url: http://git.tremily.us/gitweb.cgi?a=commitdiff_plain;h=fdf002736ff77acf8fd6af34e7dd298527b42be0;p=cython.git

more type check removal during optimisations
---

diff --git a/Cython/Compiler/Optimize.py b/Cython/Compiler/Optimize.py
index c9b24851..1a574f5f 100644
--- a/Cython/Compiler/Optimize.py
+++ b/Cython/Compiler/Optimize.py
@@ -1066,6 +1066,8 @@ class OptimizeBuiltinCalls(Visitor.EnvTransform):
                 return arg
             else:
                 return arg.coerce_to(node.type, self.current_env())
+        if isinstance(arg, ExprNodes.PyTypeTestNode):
+            arg = arg.arg
         if isinstance(arg, ExprNodes.CoerceToPyTypeNode):
             if arg.type is PyrexTypes.py_object_type:
                 if node.type.assignable_from(arg.arg.type):