jetbrains-settings/_windows/toolchains.xml

<application>
  <component name="CPPToolchains" version="8">
    <toolchains detectedVersion="5">
      <toolchain name="Visual Studio" toolSetKind="MSVC" toolSetPath="C:\Program Files (x86)\Microsoft Visual Studio\2019\Community" customCCompilerPath="C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\Llvm\bin\clang-cl.exe" customCXXCompilerPath="C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\Llvm\bin\clang-cl.exe" debuggerKind="BUNDLED_LLDB">
        <toolSetOption type="msvc.arch" value="x86_amd64" />
      </toolchain>
      <toolchain name="Based" toolSetKind="SYSTEM_WINDOWS_TOOLSET" customCMakePath="C:\Program Files\CMake\bin\cmake.exe" customMakePath="ninja.exe" customCCompilerPath="C:\Program Files\LLVM\bin\clang-cl.exe" customCXXCompilerPath="C:\Program Files\LLVM\bin\clang-cl.exe" debuggerKind="CUSTOM_GDB" customGDBPath="C:\Program Files\LLVM\bin\lldb.exe" />
    </toolchains>
  </component>
</application>