From 44196f6a55ef89db917075fb5d7beeda4635b0fa Mon Sep 17 00:00:00 2001
From: Sepalani <sepalani@hotmail.fr>
Date: Mon, 30 Jan 2017 22:49:21 +0000
Subject: [PATCH] Fixes std::isprint undefined behavior

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

diff --git a/Source/Core/Core/Core.cpp b/Source/Core/Core/Core.cpp
index 6eba2560cf..c32b0b6d33 100644
--- a/Source/Core/Core/Core.cpp
+++ b/Source/Core/Core/Core.cpp
@@ -5,8 +5,8 @@
 #include "Core/Core.h"
 
 #include <atomic>
-#include <cctype>
 #include <cstring>
+#include <locale>
 #include <mutex>
 #include <queue>
 #include <utility>
@@ -178,7 +178,7 @@ void DisplayMessage(const std::string& message, int time_in_ms)
   // Actually displaying non-ASCII could cause things to go pear-shaped
   for (const char& c : message)
   {
-    if (!std::isprint(c))
+    if (!std::isprint(c, std::locale::classic()))
       return;
   }