naruse	2016-05-03 22:20:50 +0900 (Tue, 03 May 2016)

  New Revision: 54895

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=54895

  Log:
    * configure.in (warnflags): use -std=gnu99 instead of
      -std=iso9899:1999. [Feature #12336]

  Modified files:
    trunk/ChangeLog
    trunk/configure.in
Index: configure.in
===================================================================
--- configure.in	(revision 54894)
+++ configure.in	(revision 54895)
@@ -916,7 +916,7 @@ if test "$GCC" = yes; then https://github.com/ruby/ruby/blob/trunk/configure.in#L916
     ],
     [
       # ANSI (no XCFLAGS because this is C only)
-	for ansi_options in -std=iso9899:1999 "-ansi -std=iso9899:199409"; do
+	for ansi_options in -std=gnu99; do
 	    RUBY_TRY_CFLAGS(${ansi_options}, [
 		RUBY_APPEND_OPTIONS(warnflags, ${ansi_options})
 		RUBY_APPEND_OPTIONS(strict_warnflags, ${ansi_options})
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 54894)
+++ ChangeLog	(revision 54895)
@@ -1,3 +1,8 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Tue May  3 22:19:55 2016  NARUSE, Yui  <naruse@r...>
+
+	* configure.in (warnflags): use -std=gnu99 instead of
+	  -std=iso9899:1999. [Feature #12336]
+
 Tue May  3 22:10:09 2016  NARUSE, Yui  <naruse@r...>
 
 	* string.c (count_utf8_lead_bytes_with_word): Use __builtin_popcount

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