merge revision(s) 49491: [Backport #10823]
* ext/bigdecimal/bigdecimal.c (VpSetPTR): fix a typo, 'expoennt' to 'exponent'. [ruby-core:67980] [Bug #10823] [Fix GH-825]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@50670 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 49491: [Backport #10823]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@50670 b2dd03c8-39d4-4d8f-98ff-823fe69b080e