Index: src/chext/chext.vc140.vcxproj
===================================================================
diff -u -rf981afc8ac2d761719c05ab88ebb32d7ca2db54a -rbcb96b1fe43d26667bd0b873c16dbf73b6fda54c
--- src/chext/chext.vc140.vcxproj	(.../chext.vc140.vcxproj)	(revision f981afc8ac2d761719c05ab88ebb32d7ca2db54a)
+++ src/chext/chext.vc140.vcxproj	(.../chext.vc140.vcxproj)	(revision bcb96b1fe43d26667bd0b873c16dbf73b6fda54c)
@@ -211,6 +211,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <AdditionalOptions>/Zm150 /Zc:threadSafeInit- %(AdditionalOptions)</AdditionalOptions>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <EnforceTypeConversionRules>true</EnforceTypeConversionRules>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -247,6 +248,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <AdditionalOptions>/Zm150 /Zc:threadSafeInit- %(AdditionalOptions)</AdditionalOptions>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <EnforceTypeConversionRules>true</EnforceTypeConversionRules>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -299,6 +301,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <AdditionalOptions>/Zm150 /Zc:threadSafeInit- %(AdditionalOptions)</AdditionalOptions>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <EnforceTypeConversionRules>true</EnforceTypeConversionRules>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -337,6 +340,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <AdditionalOptions>/Zm150 /Zc:threadSafeInit- %(AdditionalOptions)</AdditionalOptions>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <EnforceTypeConversionRules>true</EnforceTypeConversionRules>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -388,6 +392,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <AdditionalOptions>/Zm150 /Zc:threadSafeInit- %(AdditionalOptions)</AdditionalOptions>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <EnforceTypeConversionRules>true</EnforceTypeConversionRules>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -425,6 +430,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <AdditionalOptions>/Zm150 /Zc:threadSafeInit- %(AdditionalOptions)</AdditionalOptions>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <EnforceTypeConversionRules>true</EnforceTypeConversionRules>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -477,6 +483,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <AdditionalOptions>/Zm150 /Zc:threadSafeInit- %(AdditionalOptions)</AdditionalOptions>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <EnforceTypeConversionRules>true</EnforceTypeConversionRules>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -515,6 +522,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <AdditionalOptions>/Zm150 /Zc:threadSafeInit- %(AdditionalOptions)</AdditionalOptions>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <EnforceTypeConversionRules>true</EnforceTypeConversionRules>
     </ClCompile>
     <ResourceCompile>
       <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -568,7 +576,6 @@
     <ClCompile Include="DropMenuExtClassFactory.cpp" />
     <ClCompile Include="MenuExtClassFactory.cpp" />
     <ClCompile Include="DropMenuExt.cpp" />
-    <ClCompile Include="GuidFormatter.cpp" />
     <ClCompile Include="HResultFormatter.cpp" />
     <ClCompile Include="MenuExt.cpp" />
     <ClCompile Include="ShellExtControl.cpp" />
@@ -602,7 +609,6 @@
     <ClInclude Include="IShellExtControl.h" />
     <ClInclude Include="MenuExtClassFactory.h" />
     <ClInclude Include="DropMenuExt.h" />
-    <ClInclude Include="GuidFormatter.h" />
     <ClInclude Include="HResultFormatter.h" />
     <ClInclude Include="MenuExt.h" />
     <ClInclude Include="ShellExtControl.h" />