fix exception handling for optimised len(builtin)

6069140a · Stefan Behnel · a471b0ca · 6069140a
Commit 6069140a authored Jul 09, 2012 by Stefan Behnel
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Cython/Compiler/Optimize.py Cython/Compiler/Optimize.py +2 -1

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--- a/Cython/Compiler/Optimize.py
+++ b/Cython/Compiler/Optimize.py
@@ -2064,7 +2064,8 @@ class OptimizeBuiltinCalls(Visitor.EnvTransform):
    PyObject_Size_func_type = PyrexTypes.CFuncType(
        PyrexTypes.c_py_ssize_t_type, [
            PyrexTypes.CFuncTypeArg("obj", PyrexTypes.py_object_type, None)
-            ])
+            ],
+        exception_value="-1")

    _map_to_capi_len_function = {
        Builtin.unicode_type   : "__Pyx_PyUnicode_GET_LENGTH",