From ec553b96de0b98389ef7b19cde344ca668fdc7fc Mon Sep 17 00:00:00 2001
From: Arendelle <2381642961@qq.com>
Date: Sun, 10 Nov 2024 14:20:03 +0800
Subject: [PATCH] fix msvc support for UTF_CPP_CPLUSPLUS support

---
 source/utf8/core.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/source/utf8/core.h b/source/utf8/core.h
index 627133c..afac99f 100644
--- a/source/utf8/core.h
+++ b/source/utf8/core.h
@@ -37,7 +37,11 @@ DEALINGS IN THE SOFTWARE.
 // Otherwise, trust the unreliable predefined macro __cplusplus
 
 #if !defined UTF_CPP_CPLUSPLUS
-    #define UTF_CPP_CPLUSPLUS __cplusplus
+    #if defined _MSVC_LANG
+        #define UTF_CPP_CPLUSPLUS _MSVC_LANG
+    #else
+        #define UTF_CPP_CPLUSPLUS __cplusplus
+    #endif
 #endif
 
 #if UTF_CPP_CPLUSPLUS >= 201103L // C++ 11 or later