naruse	2016-05-18 02:10:01 +0900 (Wed, 18 May 2016)

  New Revision: 55037

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=55037

  Log:
    * re.c (match_aref): remove useless condition and call rb_fix2int.
      rb_reg_nth_match handles negative index.

  Modified files:
    trunk/ChangeLog
    trunk/re.c
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 55036)
+++ ChangeLog	(revision 55037)
@@ -1,3 +1,8 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Wed May 18 02:02:58 2016  NARUSE, Yui  <naruse@r...>
+
+	* re.c (match_aref): remove useless condition and call rb_fix2int.
+	  rb_reg_nth_match handles negative index.
+
 Wed May 18 01:57:43 2016  NARUSE, Yui  <naruse@r...>
 
 	* re.c (match_values_at): MatchData#values_at supports named captures
Index: re.c
===================================================================
--- re.c	(revision 55036)
+++ re.c	(revision 55037)
@@ -1888,9 +1888,7 @@ match_aref(int argc, VALUE *argv, VALUE https://github.com/ruby/ruby/blob/trunk/re.c#L1888
 
     if (NIL_P(rest)) {
 	if (FIXNUM_P(idx)) {
-	    if (FIX2INT(idx) >= 0) {
-		return rb_reg_nth_match(FIX2INT(idx), match);
-	    }
+	    return rb_reg_nth_match(FIX2INT(idx), match);
 	}
 	else {
 	    int num = namev_to_backref_number(RMATCH_REGS(match), RMATCH(match)->regexp, idx);

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