From fb8f12c6cf62eb2975112001809df6174283284b Mon Sep 17 00:00:00 2001
From: Vincent Richard <vincent@vincent-richard.net>
Date: Fri, 28 Jan 2005 17:34:40 +0000
Subject: [PATCH] Fixed bug with signed/unsigned char.

---
 vmime/parserHelpers.hpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/vmime/parserHelpers.hpp b/vmime/parserHelpers.hpp
index c444b6fc..2830e1c6 100644
--- a/vmime/parserHelpers.hpp
+++ b/vmime/parserHelpers.hpp
@@ -63,7 +63,8 @@ inline const char_t tolower(const char_t c)
 
 inline const bool isascii(const char_t c)
 {
-	return (c <= 127);
+	const unsigned int x = static_cast <unsigned int>(c);
+	return (x <= 127);
 }
 
 
@@ -71,7 +72,8 @@ inline const bool isascii(const char_t c)
 
 inline const bool isprint(const char_t c)
 {
-	return (c >= 0x20 && c <= 0x7E);
+	const unsigned int x = static_cast <unsigned int>(c);
+	return (x >= 0x20 && x <= 0x7E);
 }