merge revision(s) 63048: [Backport #14654]
Resurvey performance of RDoc by frozen_string_literal: true [Bug #14654]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@63049 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Added by naruse (Yui NARUSE) about 6 years ago
merge revision(s) 63048: [Backport #14654]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@63049 b2dd03c8-39d4-4d8f-98ff-823fe69b080e