merge revision(s) 8e189df32cacef4b21e357a590d349330532baf5: [Backport #17013]
Add operator info to OP_ASGN2 of RubyVM::AbstractSyntaxTree.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_6@67921 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 8e189df32cacef4b21e357a590d349330532baf5: [Backport #17013]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_6@67921 b2dd03c8-39d4-4d8f-98ff-823fe69b080e