From 2bc1550b3dfe05353c2cb72f9d980c67e68aceaf Mon Sep 17 00:00:00 2001
From: Oswald Buddenhagen <oswald.buddenhagen@nokia.com>
Date: Tue, 18 Aug 2009 19:23:09 +0200
Subject: avoid isalpha() & isalnum()

they are surprisingly expensive
---
 tools/linguist/lupdate/cpp.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/linguist/lupdate/cpp.cpp b/tools/linguist/lupdate/cpp.cpp
index e72f1c9..c224e2f 100644
--- a/tools/linguist/lupdate/cpp.cpp
+++ b/tools/linguist/lupdate/cpp.cpp
@@ -561,12 +561,13 @@ uint CppParser::getToken()
                 }
             } while (yyCh != '\n' && yyCh != EOF);
             yyCh = getChar();
-        } else if (isalpha(yyCh) || yyCh == '_') {
+        } else if ((yyCh >= 'A' && yyCh <= 'Z') || (yyCh >= 'a' && yyCh <= 'z') || yyCh == '_') {
             ushort *ptr = (ushort *)yyWord.unicode();
             do {
                 *ptr++ = yyCh;
                 yyCh = getChar();
-            } while (isalnum(yyCh) || yyCh == '_');
+            } while ((yyCh >= 'A' && yyCh <= 'Z') || (yyCh >= 'a' && yyCh <= 'z')
+                     || (yyCh >= '0' && yyCh <= '9') || yyCh == '_');
             yyWord.resize(ptr - (ushort *)yyWord.unicode());
 
             //qDebug() << "IDENT: " << yyWord;
-- 
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