From d359631c8da793c4f7780dcbd04beef20c44b30f Mon Sep 17 00:00:00 2001
From: Stefan Boberg <stefan.boberg@epicgames.com>
Date: Fri, 26 Sep 2025 15:19:39 +0200
Subject: fix for C4244 truncation warning (#515)

Fixes warning/error introduced with msvc cl 19.38.33145
---
 src/zenutil/chunkedcontent.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/zenutil/chunkedcontent.cpp')

diff --git a/src/zenutil/chunkedcontent.cpp b/src/zenutil/chunkedcontent.cpp
index 4f2aad95f..757bcfae5 100644
--- a/src/zenutil/chunkedcontent.cpp
+++ b/src/zenutil/chunkedcontent.cpp
@@ -930,7 +930,9 @@ BuildChunkedContentLookup(const ChunkedFolderContent& Content)
 	for (uint32_t PathIndex = 0; PathIndex < Content.Paths.size(); PathIndex++)
 	{
 		std::string LowercaseExtension = Content.Paths[PathIndex].extension().string();
-		std::transform(LowercaseExtension.begin(), LowercaseExtension.end(), LowercaseExtension.begin(), ::tolower);
+		std::transform(LowercaseExtension.begin(), LowercaseExtension.end(), LowercaseExtension.begin(), [](char c) {
+			return (char)::tolower(c);
+		});
 		Result.PathExtensionHash[PathIndex] = HashStringDjb2(LowercaseExtension);
 		if (Content.RawSizes[PathIndex] > 0)
 		{
-- 
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