optimise x == basestring / basestring == x

ee20e49c · Stefan Behnel · ce14184b · ee20e49c
Commit ee20e49c authored Jan 10, 2014 by Stefan Behnel
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Cython/Compiler/ExprNodes.py Cython/Compiler/ExprNodes.py +4 -0

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--- a/Cython/Compiler/ExprNodes.py
+++ b/Cython/Compiler/ExprNodes.py
@@ -9943,6 +9943,10 @@ class CmpNode(object):
                    self.special_bool_cmp_utility_code = UtilityCode.load_cached("BytesEquals", "StringTools.c")
                    self.special_bool_cmp_function = "__Pyx_PyBytes_Equals"
                    return True
+                elif type1 is Builtin.basestring_type or type2 is Builtin.basestring_type:
+                    self.special_bool_cmp_utility_code = UtilityCode.load_cached("UnicodeEquals", "StringTools.c")
+                    self.special_bool_cmp_function = "__Pyx_PyUnicode_Equals"
+                    return True
                elif type1 is Builtin.str_type or type2 is Builtin.str_type:
                    self.special_bool_cmp_utility_code = UtilityCode.load_cached("StrEquals", "StringTools.c")
                    self.special_bool_cmp_function = "__Pyx_PyString_Equals"