https://github.com/majorkingleo/xstow/commit/bdcbdb6f6e0f35ed0a0df50f0a9d19441af9c866

From: Martin Oberzalek <kingleo@gmx.at>
Date: Wed, 27 Jul 2022 09:25:03 +0200
Subject: [PATCH] Fixed compilation with clang

--- a/src/cpputils/cpputilsshared/cpputilsformat/format2.h
+++ b/src/cpputils/cpputilsshared/cpputilsformat/format2.h
@@ -40,7 +40,7 @@ namespace Tools {
       bool _is_string;
 
     public:
-      BaseArg( bool is_int_, bool is_string_ )
+      BaseArg( bool is_int_ = false, bool is_string_ = false )
     : _is_int( is_int_ ),
       _is_string( is_string_ )
     {}
--- a/src/cpputils/cpputilsshared/leoini.h
+++ b/src/cpputils/cpputilsshared/leoini.h
@@ -278,12 +278,11 @@ namespace Leo
     std::string::size_type end = s.find( ']', start );
 
     if( start == std::string::npos ||
-	end == std::string::npos )
-      s = "";
-    else
-      s = s.substr( start+1, start-end -1 );
-
-    return s2x<A>(s);
+		end == std::string::npos ) {
+      return s2x<A>("");
+    } else {
+      return s2x<A>( s.substr( start+1, start-end -1 ) );
+	}  
   }
 } // namespace Leo