vm_insnhelper.c: extract keyword arguments after splat
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41020 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
vm_insnhelper.c: extract keyword arguments after splat
if any keyword arguments exist, and then extract keyword arguments.
[ruby-core:55203] [Bug #8463]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41020 b2dd03c8-39d4-4d8f-98ff-823fe69b080e