Index: src/rc2lng/rc2lng.vc140.vcxproj
===================================================================
diff -u -r1a76ef9619bc4e5dd4cc9b98f4e941bf274bb22b -r318ace3ec2b5cf68de6aeb5a04b56c4389565e5a
--- src/rc2lng/rc2lng.vc140.vcxproj	(.../rc2lng.vc140.vcxproj)	(revision 1a76ef9619bc4e5dd4cc9b98f4e941bf274bb22b)
+++ src/rc2lng/rc2lng.vc140.vcxproj	(.../rc2lng.vc140.vcxproj)	(revision 318ace3ec2b5cf68de6aeb5a04b56c4389565e5a)
@@ -124,6 +124,7 @@
       <WarningLevel>Level4</WarningLevel>
       <TreatWarningAsError>true</TreatWarningAsError>
       <SDLCheck>true</SDLCheck>
+      <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -154,6 +155,7 @@
       <WarningLevel>Level4</WarningLevel>
       <TreatWarningAsError>true</TreatWarningAsError>
       <SDLCheck>true</SDLCheck>
+      <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -182,6 +184,7 @@
       <TreatWarningAsError>true</TreatWarningAsError>
       <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
       <SDLCheck>true</SDLCheck>
+      <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -211,6 +214,7 @@
       <TreatWarningAsError>true</TreatWarningAsError>
       <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
       <SDLCheck>true</SDLCheck>
+      <LanguageStandard>stdcpp17</LanguageStandard>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>