From 45032f7d3b0201bf6de849599fb1eba98995c38b Mon Sep 17 00:00:00 2001
From: Dmitry-Me <wipedout@yandex.ru>
Date: Fri, 11 Aug 2017 18:44:14 +0300
Subject: [PATCH] Use std mechanism to detect signedness

---
 lib/platform.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/platform.cpp b/lib/platform.cpp
index 14af7bd6b..3a617ce57 100644
--- a/lib/platform.cpp
+++ b/lib/platform.cpp
@@ -22,6 +22,7 @@
 
 #include <cstdlib>
 #include <cstring>
+#include <limits>
 
 cppcheck::Platform::Platform()
 {
@@ -56,8 +57,7 @@ bool cppcheck::Platform::platform(cppcheck::Platform::PlatformType type)
         if (type == Unspecified) {
             defaultSign = '\0';
         } else {
-            char x = -1;
-            defaultSign = (x < 0) ? 's' : 'u';
+            defaultSign = (std::numeric_limits<char>::is_signed) ? 's' : 'u';
         }
         char_bit = 8;
         short_bit = char_bit * sizeof_short;