old_contents: #!/usr/bin/python
  # RUN: ${python} %s %target-swiftmodule-name %platform-sdk-overlay-dir \
  # RUN:     %target-sil-opt -sdk %sdk -enable-sil-verify-all \
  # RUN:       -F %sdk/System/Library/PrivateFrameworks \
  # RUN:       -F "%xcode-extra-frameworks-dir"
  
  # REQUIRES: long_test
  # REQUIRES: nonexecutable_test
  
  # https://bugs.swift.org/browse/SR-9847
  
  from __future__ import print_function
  
  import os
  import subprocess
  import sys
  
  target_swiftmodule_name = sys.argv[1]
  sdk_overlay_dir = sys.argv[2]
  sil_opt_invocation = sys.argv[3:]
  
  for module_file in os.listdir(sdk_overlay_dir):
      module_name, ext = os.path.splitext(module_file)
      if ext != ".swiftmodule":
          continue
      # Skip the standard library because it's tested elsewhere.
      if module_name == "Swift":
          continue
      print("# " + module_name)
  
      module_path = os.path.join(sdk_overlay_dir, module_file)
      if os.path.isdir(module_path):
          module_path = os.path.join(module_path, target_swiftmodule_name)
  
      # llvm-bcanalyzer | not grep Unknown
      bcanalyzer_output = subprocess.check_output(["llvm-bcanalyzer",
                                                   module_path])
      if "Unknown" in bcanalyzer_output:
          print(bcanalyzer_output)
          sys.exit(1)
  
      # sil-opt
      # We are deliberately discarding the output here; we're just making sure
      # it can be generated.
      subprocess.check_output(sil_opt_invocation +
                              [module_path, "-module-name", module_name])
  
new_contents: #!/usr/bin/python
  # RUN: ${python} %s %target-swiftmodule-name %platform-sdk-overlay-dir \
  # RUN:     %target-sil-opt -sdk %sdk -enable-sil-verify-all \
  # RUN:       -F %sdk/System/Library/PrivateFrameworks \
  # RUN:       -F "%xcode-extra-frameworks-dir"
  
  # REQUIRES: long_test
  # REQUIRES: nonexecutable_test
  
  
  from __future__ import print_function
  
  import os
  import subprocess
  import sys
  
  target_swiftmodule_name = sys.argv[1]
  sdk_overlay_dir = sys.argv[2]
  sil_opt_invocation = sys.argv[3:]
  
  for module_file in os.listdir(sdk_overlay_dir):
      module_name, ext = os.path.splitext(module_file)
      if ext != ".swiftmodule":
          continue
      # Skip the standard library because it's tested elsewhere.
      if module_name == "Swift":
          continue
      print("# " + module_name)
  
      module_path = os.path.join(sdk_overlay_dir, module_file)
      if os.path.isdir(module_path):
          module_path = os.path.join(module_path, target_swiftmodule_name)
  
      # llvm-bcanalyzer | not grep Unknown
      bcanalyzer_output = subprocess.check_output(["llvm-bcanalyzer",
                                                   module_path])
      if "Unknown" in bcanalyzer_output:
          print(bcanalyzer_output)
          sys.exit(1)
  
      # sil-opt
      # We are deliberately discarding the output here; we're just making sure
      # it can be generated.
      subprocess.check_output(sil_opt_invocation +
                              [module_path, "-module-name", module_name])
  
subject: Remove orphaned comment from validation-test/SIL/verify_all_overlays.py