message: Add --ispc-flags switch to alloy.py
diff: @@ -570,7 +570,7 @@ def validation_run(only, only_targets, reference_branch, number, notify, update,
  # stability constant options
  stability.save_bin = False
  stability.random = False
  - stability.ispc_flags = ""
  + stability.ispc_flags = options.ispc_flags
  stability.compiler_exe = None
  stability.num_jobs = speed_number
  stability.verbose = False
  @@ -1040,7 +1040,9 @@ if __name__ == '__main__':
  run_group = OptionGroup(parser, "Options for validation run",
  "These options must be used with -r option.")
  run_group.add_option('--compare-with', dest='branch',
  - help='set performance reference point. Dafault: main', default="main")
  + help='set performance reference point. Default: main', default="main")
  + run_group.add_option('--ispc-flags', dest='ispc_flags',
  + help='extra ispc flags.', default="")
  run_group.add_option('--number', dest='number_for_performance',
  help='number of performance runs for each test. Default: 5', default=5)
  run_group.add_option('--notify', dest='notify',
  