add "fall through" comment

e1a7fa92 · Yukihiro "Matz" Matsumoto · 0133d9ac · e1a7fa92
Commit e1a7fa92 authored Nov 26, 2014 by Yukihiro "Matz" Matsumoto
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src/string.c src/string.c +1 -0

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--- a/src/string.c
+++ b/src/string.c
@@ -753,6 +753,7 @@ mrb_str_aref(mrb_state *mrb, mrb_value str, mrb_value indx)
  switch (mrb_type(indx)) {
    case MRB_TT_FLOAT:
      indx = mrb_flo_to_fixnum(mrb, indx);
+      /* fall through */
    case MRB_TT_FIXNUM:
      idx = mrb_fixnum(indx);