From 94d558b063d63eda7a898ab31b0bc2e4d0294bf1 Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@gmail.com>
Date: Fri, 27 Apr 2012 22:26:58 +0200
Subject: Optimize _PyUnicode_FindMaxChar() find pure ASCII strings

---
 Objects/unicodeobject.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'Objects')

diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index 60b0a1fbbd..3afb799fc3 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -1985,6 +1985,9 @@ _PyUnicode_FindMaxChar(PyObject *unicode, Py_ssize_t start, Py_ssize_t end)
     if (start == end)
         return 127;
 
+    if (PyUnicode_IS_ASCII(unicode))
+        return 127;
+
     kind = PyUnicode_KIND(unicode);
     startptr = PyUnicode_DATA(unicode);
     endptr = (char *)startptr + end * kind;
-- 
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