add missing fall through comments

2 files changed, 3 insertions, 0 deletions

diff --git a/mrbgems/mruby-compiler/core/parse.y b/mrbgems/mruby-compiler/core/parse.y
index f6a43d32b..64f0a8821 100644
--- a/mrbgems/mruby-compiler/core/parse.y
+++ b/mrbgems/mruby-compiler/core/parse.y
@@ -4802,6 +4802,7 @@ parser_yylex(parser_state *p)
   case ')':
   case ']':
     p->paren_nest--;
+    /* fall through */
   case '}':
     COND_LEXPOP();
     CMDARG_LEXPOP();
@@ -5133,6 +5134,7 @@ parser_yylex(parser_state *p)
         pushback(p,  c);
         return '$';
       }
+      /* fall through */
     case '0':
       tokadd(p, '$');
     }
diff --git a/mrbgems/mruby-string-utf8/src/string.c b/mrbgems/mruby-string-utf8/src/string.c
index e21101df9..25a638ea3 100644
--- a/mrbgems/mruby-string-utf8/src/string.c
+++ b/mrbgems/mruby-string-utf8/src/string.c
@@ -259,6 +259,7 @@ 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);