* parse.y (brace_body, do_body): since cmdarg_stack is saved in
  VALUE val, should restore from the same member.  on big-endian
  platforms where VALUE is larger than int, it restored 0 in the
  upper word.  [ruby-core:77920] [Bug #12900]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56574 b2dd03c8-39d4-4d8f-98ff-823fe69b080e