Gem.load_yaml

# File tmp/rubies/ruby-3.0.5/lib/rubygems.rb, line 619
def self.load_yaml
  return if @yaml_loaded

  begin
    # Try requiring the gem version *or* stdlib version of psych.
    require 'psych'
  rescue ::LoadError
    # If we can't load psych, that's fine, go on.
  else
    require_relative 'rubygems/psych_additions'
    require_relative 'rubygems/psych_tree'
  end

  require 'yaml'
  require_relative 'rubygems/safe_yaml'

  @yaml_loaded = true
end