error: anonymous unions are not allowed outside of unnamed struct or union fields
  --> $DIR/restrict_anonymous_unions.rs:5:13
   |
LL |     field1: union { field2: u8 },
   |             ^^^^^^^^^^^^^^^^^^^^ anonymous union declared here

error: unnamed fields can only have struct or union types
  --> $DIR/restrict_anonymous_unions.rs:10:5
   |
LL |     _: (u8, u8),
   |     ^  -------- not a struct or union

error: anonymous unions are not allowed outside of unnamed struct or union fields
  --> $DIR/restrict_anonymous_unions.rs:14:13
   |
LL |     field1: union { field2: u8 },
   |             ^^^^^^^^^^^^^^^^^^^^ anonymous union declared here

error: unnamed fields can only have struct or union types
  --> $DIR/restrict_anonymous_unions.rs:19:5
   |
LL |     _: (u8, u8),
   |     ^  -------- not a struct or union

error: unnamed fields are not allowed outside of structs or unions
  --> $DIR/restrict_anonymous_unions.rs:24:9
   |
LL |         _ : union { field: u8 },
   |         -^^^^^^^^^^^^^^^^^^^^^^
   |         |
   |         unnamed field declared here

error: anonymous unions are not allowed outside of unnamed struct or union fields
  --> $DIR/restrict_anonymous_unions.rs:24:13
   |
LL |         _ : union { field: u8 },
   |             ^^^^^^^^^^^^^^^^^^^ anonymous union declared here

error: unnamed fields are not allowed outside of structs or unions
  --> $DIR/restrict_anonymous_unions.rs:28:9
   |
LL |         _ : u8,
   |         -^^^^^
   |         |
   |         unnamed field declared here

error: aborting due to 7 previous errors