nobu de2d45100d extconf.rb: strict_warnflags
* ext/date/extconf.rb: add strict warning flags same as ruby
  itself for C99 option.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52205 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2015-10-21 00:35:50 +00:00
..
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2015-06-16 09:45:50 +00:00
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