jetbrains-settings/_mac/toolchains.xml

<application>
  <component name="CPPToolchains" version="8">
    <toolchains detectedVersion="5">
      <toolchain name="Default" toolSetKind="SYSTEM_UNIX_TOOLSET" debuggerKind="BUNDLED_LLDB" />
    </toolchains>
  </component>
</application>