merge revision(s) 53202: [Backport #11843]
* enc/windows_1250.c: Should not use C++ style comments (C99 feature). [Bug #11843]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@53909 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 53202: [Backport #11843]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@53909 b2dd03c8-39d4-4d8f-98ff-823fe69b080e