hash.c: revert r43870 and add alternative parser patch for literal keys
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44058 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
hash.c: revert r43870 and add alternative parser patch for literal keys
[Bug #9188] [ruby-core:58730]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44058 b2dd03c8-39d4-4d8f-98ff-823fe69b080e