module Namespaces {
  header "namespace.h"
  requires cplusplus
}

module TopLevelModule {
  module SubModule {
    module DeepSubModule {
      header "deep-submodule.h"
      export *
    }
    module AnotherDeepSubModule {
      header "another-deep-submodule.h"
      export *
    }
    export *
  }
  export *
}

module AmbiguousA {
  header "ambiguous_a.h"
  requires cplusplus
}

module AmbiguousB {
  header "ambiguous_a.h"
  requires cplusplus
}