From fe838fbd75ec0b35113bcd8c5e2710508fdc2537 Mon Sep 17 00:00:00 2001
From: "mhochsteger@cerbsim.com" <mhochsteger@cerbsim.com>
Date: Wed, 23 Feb 2022 19:16:30 +0100
Subject: [PATCH] fix ToLower()

---
 libsrc/core/utils.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libsrc/core/utils.hpp b/libsrc/core/utils.hpp
index 87a619ed..ce40b2a7 100644
--- a/libsrc/core/utils.hpp
+++ b/libsrc/core/utils.hpp
@@ -87,7 +87,7 @@ namespace ngcore
     std::string res;
     res.reserve(s.size());
 
-    for(auto & c : res)
+    for(auto & c : s)
         res.push_back(tolower(c));
 
     return res;