nobu	2015-10-21 09:35:50 +0900 (Wed, 21 Oct 2015)

  New Revision: 52205

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=52205

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

  Modified files:
    trunk/ext/date/extconf.rb
Index: ext/date/extconf.rb
===================================================================
--- ext/date/extconf.rb	(revision 52204)
+++ ext/date/extconf.rb	(revision 52205)
@@ -1,2 +1,3 @@ https://github.com/ruby/ruby/blob/trunk/ext/date/extconf.rb#L1
 require 'mkmf'
+config_string("strict_warnflags") {|w| $warnflags += " #{w}"}
 create_makefile('date_core')

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