X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/1154ccedaf2f504455446e484932c5c9ffd2a18e..0252b55c07fc9d4b69e668fd2f0204bbe92295a1:/tests/cxx-type.at

diff --git a/tests/cxx-type.at b/tests/cxx-type.at
index 4e8762f2..1c67c712 100644
--- a/tests/cxx-type.at
+++ b/tests/cxx-type.at
@@ -1,5 +1,5 @@
 # Checking GLR Parsing.                         -*- Autotest -*-
-# Copyright 2002 Free Software Foundation, Inc.
+# Copyright (C) 2002 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -128,7 +128,7 @@ yylex ()
 	ungetc (c, stdin);
 	scanf ("%[A-Za-z0-9_]", buffer);
 	yylval = strdup (buffer);
-	return isupper (buffer[0]) ? TYPENAME : ID;
+	return isupper ((unsigned char) buffer[0]) ? TYPENAME : ID;
       }
       return c;
     }