# File lib/bundler/spec_set.rb, line 103
    def materialized_for_all_platforms
      names = @specs.map(&:name).uniq
      @specs.map do |s|
        next s unless s.is_a?(LazySpecification)
        s.source.dependency_names = names if s.source.respond_to?(:dependency_names=)
        spec = s.__materialize__
        raise GemNotFound, "Could not find #{s.full_name} in any of the sources" unless spec
        spec
      end
    end