input.y:11.4-17: <warning>warning:</warning> empty rule without %empty [<warning>-Wempty-rule</warning>]
   11 | a: <warning>{		}</warning>
      |    <warning>^~~~~~~~~~~~~~</warning>
      |    <fixit-insert>%empty</fixit-insert>
input.y:12.4-17: <warning>warning:</warning> empty rule without %empty [<warning>-Wempty-rule</warning>]
   12 | b: <warning>{            }</warning>
      |    <warning>^~~~~~~~~~~~~~</warning>
      |    <fixit-insert>%empty</fixit-insert>
input.y:13.4-17: <warning>warning:</warning> empty rule without %empty [<warning>-Wempty-rule</warning>]
   13 | c: <warning>{------------}</warning>
      |    <warning>^~~~~~~~~~~~~~</warning>
      |    <fixit-insert>%empty</fixit-insert>
input.y:14.4-17: <warning>warning:</warning> empty rule without %empty [<warning>-Wempty-rule</warning>]
   14 | d: <warning>{éééééééééééé}</warning>
      |    <warning>^~~~~~~~~~~~~~</warning>
      |    <fixit-insert>%empty</fixit-insert>
input.y:15.4-17: <warning>warning:</warning> empty rule without %empty [<warning>-Wempty-rule</warning>]
   15 | e: <warning>{∇⃗×𝐸⃗ = -∂𝐵⃗/∂t}</warning>
      |    <warning>^~~~~~~~~~~~~~</warning>
      |    <fixit-insert>%empty</fixit-insert>
input.y:16.4-17: <warning>warning:</warning> empty rule without %empty [<warning>-Wempty-rule</warning>]
   16 | f: <warning>{	42	}</warning>
      |    <warning>^~~~~~~~~~~~~~</warning>
      |    <fixit-insert>%empty</fixit-insert>
input.y:17.4-17: <warning>warning:</warning> empty rule without %empty [<warning>-Wempty-rule</warning>]
   17 | g: <warning>{	"฿¥$€₦"	}</warning>
      |    <warning>^~~~~~~~~~~~~~</warning>
      |    <fixit-insert>%empty</fixit-insert>
input.y:18.4-17: <warning>warning:</warning> empty rule without %empty [<warning>-Wempty-rule</warning>]
   18 | h: <warning>{	🐃	}</warning>
      |    <warning>^~~~~~~~~~~~~~</warning>
      |    <fixit-insert>%empty</fixit-insert>
input.y: <warning>warning:</warning> fix-its can be applied.  Rerun with option '--update'. [<warning>-Wother</warning>]
