From 15eb1c5f5edfe161bf083745bbf5f261aa8073d2 Mon Sep 17 00:00:00 2001
From: mrdudz <mrdudz@users.noreply.github.com>
Date: Mon, 28 Nov 2022 06:26:14 +0100
Subject: [PATCH] support the msvc specific I64 specifier in our sprintf

---
 src/common/xsprintf.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/common/xsprintf.c b/src/common/xsprintf.c
index a3fbc676b..556e4f359 100644
--- a/src/common/xsprintf.c
+++ b/src/common/xsprintf.c
@@ -486,6 +486,18 @@ int xvsnprintf (char* Buf, size_t Size, const char* Format, va_list ap)
                 }
                 break;
 
+            /* support the MSVC specific I64 for long long */
+            case 'I':
+                F = *Format++;
+                if (F == '6') {
+                    F = *Format++;
+                    if (F == '4') {
+                        F = *Format++;
+                        P.LengthMod = lmLongLong;
+                    }
+                }
+                break;
+
             case 'l':
                 F = *Format++;
                 if (F == 'l') {