From 932a0646ce4101031c896a96cd14c2b2081f06ce Mon Sep 17 00:00:00 2001
From: ToruNiina <niina.toru.68u@gmail.com>
Date: Tue, 4 Dec 2018 21:55:45 +0900
Subject: [PATCH] force clamping character code in [0,256)

---
 toml/combinator.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/toml/combinator.hpp b/toml/combinator.hpp
index a81eeed..4c69093 100644
--- a/toml/combinator.hpp
+++ b/toml/combinator.hpp
@@ -22,7 +22,7 @@ namespace detail
 // to output character as an error message.
 inline std::string show_char(const char c)
 {
-    if(std::isgraph(c))
+    if(std::isgraph(*reinterpret_cast<unsigned char const*>(std::addressof(c))))
     {
         return std::string(1, c);
     }