vlib/v/checker/tests/wrong_comptime_for_err.vv:26:7: warning: unused variable: `f`
   24 |         }
   25 |     }
   26 |     $for f in a.variants {
      |          ^
   27 |     }
   28 |     $for f in T.variants {
vlib/v/checker/tests/wrong_comptime_for_err.vv:28:7: warning: unused variable: `f`
   26 |     $for f in a.variants {
   27 |     }
   28 |     $for f in T.variants {
      |          ^
   29 |     }
   30 | }
vlib/v/checker/tests/wrong_comptime_for_err.vv:26:12: error: Foo is not Sum type to use with .variants
   24 |         }
   25 |     }
   26 |     $for f in a.variants {
      |               ^
   27 |     }
   28 |     $for f in T.variants {
vlib/v/checker/tests/wrong_comptime_for_err.vv:28:12: error: $for expects a type name or variable name to be used here, but T is not a type or variable name
   26 |     $for f in a.variants {
   27 |     }
   28 |     $for f in T.variants {
      |               ^
   29 |     }
   30 | }