Ruby

enum.c: bignum counter

• enum.c (imemo_count_up, imemo_count_value): promote the counter
  value to a bignum on overflow. [Bug #14805]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63554 b2dd03c8-39d4-4d8f-98ff-823fe69b080e