[text-selection.html]
  expected:
    if (os == "mac") and debug: [OK, CRASH]
  [Selection ending in ::marker]
    expected:
      if debug and (os == "mac"): [PASS, FAIL]
      if debug and (os == "linux"): [PASS, FAIL]

  [Selection ending in ::before-marker]
    expected:
      if debug and (os == "mac"): [PASS, FAIL]
      if debug and (os == "linux"): [PASS, FAIL]