Only modified LOAD_PATH for RJIT with fiddle provided by bundled gems

rjit.rb

@@ -28,15 +28,19 @@ def self.enable
 
 if RubyVM::RJIT.enabled?
   begin
-    fiddle_paths = %w[.bundle/gems/fiddle-*/lib .bundle/extensions/*/*/fiddle-*].map do |dir|
-      Dir.glob("#{File.expand_path("..", __FILE__)}/#{dir}").first
-    end.compact
-    $LOAD_PATH.unshift(*fiddle_paths) unless fiddle_paths.empty?
-
     require 'fiddle'
     require 'fiddle/import'
   rescue LoadError
-    return # miniruby doesn't support RJIT
+    # Find fiddle from artifacts of bundled gems for make test-all
+    fiddle_paths = %w[.bundle/gems/fiddle-*/lib .bundle/extensions/*/*/fiddle-*].map do |dir|
+      Dir.glob("#{File.expand_path("..", __FILE__)}/#{dir}").first
+    end.compact
+    if fiddle_paths.empty?
+      return # miniruby doesn't support RJIT
+    else
+      $LOAD_PATH.unshift(*fiddle_paths)
+      retry
+    end
   end
 
   require 'ruby_vm/rjit/c_type'