Support hash options for YJIT configuration

Author: a5-stable

guides/source/configuring.md

@@ -641,6 +641,7 @@ See [Custom Configuration](#custom-configuration)
 
 Enables YJIT as of Ruby 3.3, to bring sizeable performance improvements. If you are
 deploying to a memory constrained environment you may want to set this to `false`.
+Additionally, you can pass a hash to configure YJIT options such as `{ stats: true }`.
 
 | Starting with version | The default value is |
 | --------------------- | -------------------- |

railties/lib/rails/application/finisher.rb

@@ -229,7 +229,8 @@ def self.complete(_state)
 
       initializer :enable_yjit do
         if config.yjit && defined?(RubyVM::YJIT.enable)
-          RubyVM::YJIT.enable
+          options = config.yjit.is_a?(Hash) ? config.yjit : {}
+          RubyVM::YJIT.enable(**options)
         end
       end
     end