executable("win" # Suffix comment on arg.
           # And a strangely positioned line comment for some reason
          ) {
    defines = [ # Defines comment, suffix at end position.
    ]

    deps = [
      # Deps comment, should be forced multiline.
    ]
    sources = [
      "a.cc"
      # End of single sources comment, should be forced multiline.
    ]
    # End of block comment.
}