naruse	2019-01-30 23:41:42 +0900 (Wed, 30 Jan 2019)

  New Revision: 66953

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=66953

  Log:
    Ruby 2.6 is still C90

  Modified files:
    branches/ruby_2_6/enumerator.c
Index: ruby_2_6/enumerator.c
===================================================================
--- ruby_2_6/enumerator.c	(revision 66952)
+++ ruby_2_6/enumerator.c	(revision 66953)
@@ -2832,7 +2832,7 @@ arith_seq_first(int argc, VALUE *argv, V https://github.com/ruby/ruby/blob/trunk/ruby_2_6/enumerator.c#L2832
         return b;
     }
 
-    // TODO: the following code should be extracted as arith_seq_take
+    /* TODO: the following code should be extracted as arith_seq_take */
 
     n = NUM2LONG(argv[0]);
     if (n < 0) {
@@ -2849,7 +2849,7 @@ arith_seq_first(int argc, VALUE *argv, V https://github.com/ruby/ruby/blob/trunk/ruby_2_6/enumerator.c#L2849
         ary = rb_ary_new_capa(n);
         while (n > 0 && FIXABLE(i)) {
             rb_ary_push(ary, LONG2FIX(i));
-            i += unit;  // FIXABLE + FIXABLE never overflow;
+            i += unit;  /* FIXABLE + FIXABLE never overflow; */
             --n;
         }
         if (n > 0) {

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