src/test/ui/repr/repr-transparent.stderr

   1 error[E0690]: transparent struct needs exactly one non-zero-sized field, but has 0
   2   --> $DIR/repr-transparent.rs:11:1
   3    |
   4 LL | struct NoFields;
   5    | ^^^^^^^^^^^^^^^^
   6    |
   7    = note: non-zero-sized field
   8
   9 error[E0690]: transparent struct needs exactly one non-zero-sized field, but has 0
  10   --> $DIR/repr-transparent.rs:14:1
  11    |
  12 LL | struct ContainsOnlyZst(());
  13    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  14    |
  15    = note: non-zero-sized field
  16
  17 error[E0690]: transparent struct needs exactly one non-zero-sized field, but has 0
  18   --> $DIR/repr-transparent.rs:17:1
  19    |
  20 LL | struct ContainsOnlyZstArray([bool; 0]);
  21    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  22    |
  23    = note: non-zero-sized field
  24
  25 error[E0690]: transparent struct needs exactly one non-zero-sized field, but has 0
  26   --> $DIR/repr-transparent.rs:20:1
  27    |
  28 LL | struct ContainsMultipleZst(PhantomData<*const i32>, NoFields);
  29    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  30    |
  31    = note: non-zero-sized field
  32
  33 error[E0690]: transparent struct needs exactly one non-zero-sized field, but has 2
  34   --> $DIR/repr-transparent.rs:24:1
  35    |
  36 LL | struct MultipleNonZst(u8, u8);
  37    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  38    |
  39 note: non-zero-sized field
  40   --> $DIR/repr-transparent.rs:24:23
  41    |
  42 LL | struct MultipleNonZst(u8, u8);
  43    |                       ^^  ^^
  44
  45 error[E0690]: transparent struct needs exactly one non-zero-sized field, but has 2
  46   --> $DIR/repr-transparent.rs:30:1
  47    |
  48 LL | pub struct StructWithProjection(f32, <f32 as Mirror>::It);
  49    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  50    |
  51 note: non-zero-sized field
  52   --> $DIR/repr-transparent.rs:30:33
  53    |
  54 LL | pub struct StructWithProjection(f32, <f32 as Mirror>::It);
  55    |                                 ^^^  ^^^^^^^^^^^^^^^^^^^
  56
  57 error[E0691]: zero-sized field in transparent struct has alignment larger than 1
  58   --> $DIR/repr-transparent.rs:34:32
  59    |
  60 LL | struct NontrivialAlignZst(u32, [u16; 0]);
  61    |                                ^^^^^^^^
  62
  63 error[E0691]: zero-sized field in transparent struct has alignment larger than 1
  64   --> $DIR/repr-transparent.rs:40:24
  65    |
  66 LL | struct GenericAlign<T>(ZstAlign32<T>, u32);
  67    |                        ^^^^^^^^^^^^^
  68
  69 error: aborting due to 8 previous errors
  70
  71 Some errors occurred: E0690, E0691.
  72 For more information about an error, try `rustc --explain E0690`.