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  1. Qt Visual Studio Tools
  2. QTVSADDINBUG-1077

Upgrading to latest Qt project format version results in multiple MultiProcessorCompilation entries

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    • Icon: Bug Bug
    • Resolution: Unresolved
    • Icon: P3: Somewhat important P3: Somewhat important
    • None
    • 2.9.1 (rev.06)
    • General
    • None
    • Windows

      After upgrading Qt project format from v303 to v304 multiple "MultiProcessorCompilation" were added. 

      Project file before upgrading:

        <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
    <ClCompile>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
      <PreprocessorDefinitions>UNICODE;_UNICODE;WIN32;WIN64;WINUTILSLIB_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
      <AdditionalIncludeDirectories>.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
      <Optimization>Disabled</Optimization>
      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
      <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
      <TreatWChar_tAsBuiltInType>true</TreatWChar_tAsBuiltInType>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
    </ClCompile>
    <Link>
      <SubSystem>Windows</SubSystem>
      <OutputFile>$(OutDir)\$(ProjectName).dll</OutputFile>
      <GenerateDebugInformation>true</GenerateDebugInformation>
    </Link>
    <QtMoc>
    </QtMoc>
  </ItemDefinitionGroup>
  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
    <ClCompile>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
      <PreprocessorDefinitions>UNICODE;_UNICODE;WIN32;WIN64;QT_NO_DEBUG;NDEBUG;WINUTILSLIB_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
      <DebugInformationFormat />
      <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
      <TreatWChar_tAsBuiltInType>true</TreatWChar_tAsBuiltInType>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
    </ClCompile>
    <Link>
      <SubSystem>Windows</SubSystem>
      <OutputFile>$(OutDir)\$(ProjectName).dll</OutputFile>
      <GenerateDebugInformation>false</GenerateDebugInformation>
    </Link>
    <QtMoc>
    </QtMoc>
  </ItemDefinitionGroup>

      Project file after upgrading:

        <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
    <ClCompile>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
      <PreprocessorDefinitions>UNICODE;_UNICODE;WIN32;WIN64;WINUTILSLIB_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
      <AdditionalIncludeDirectories>.;.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
      <Optimization>Disabled</Optimization>
      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
      <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
      <TreatWChar_tAsBuiltInType>true</TreatWChar_tAsBuiltInType>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
    <MultiProcessorCompilation>true</MultiProcessorCompilation></ClCompile>
    <Link>
      <SubSystem>Windows</SubSystem>
      <OutputFile>$(OutDir)\$(ProjectName).dll</OutputFile>
      <GenerateDebugInformation>true</GenerateDebugInformation>
    </Link>
    <QtMoc>
    </QtMoc>
  </ItemDefinitionGroup>
  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
    <ClCompile>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
      <PreprocessorDefinitions>UNICODE;_UNICODE;WIN32;WIN64;QT_NO_DEBUG;NDEBUG;WINUTILSLIB_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
      <DebugInformationFormat />
      <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
      <TreatWChar_tAsBuiltInType>true</TreatWChar_tAsBuiltInType>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
      <MultiProcessorCompilation>true</MultiProcessorCompilation>
    <MultiProcessorCompilation>true</MultiProcessorCompilation></ClCompile>
    <Link>
      <SubSystem>Windows</SubSystem>
      <OutputFile>$(OutDir)\$(ProjectName).dll</OutputFile>
      <GenerateDebugInformation>false</GenerateDebugInformation>
    </Link>
    <QtMoc>
    </QtMoc>
  </ItemDefinitionGroup>

       

      Seems that previous upgrades had the same effect because there are already more than 1 "MultiProcessorCompilation" settings before upgrading.

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            mecfc Miguel Costa
            qtproject.tr4 Thorsten Hojnacki
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              Created:
              Updated:

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