Ruby » Ruby master

transcode.c: scrub in the given encoding

• transcode.c (str_transcode0): scrub in the given encoding when
  the source encoding is given, not in the encoding of the
  receiver. [ruby-core:75732] [Bug #12431]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55181 b2dd03c8-39d4-4d8f-98ff-823fe69b080e