src/test/ui/consts/const-size_of-cycle.stderr

   1 error[E0391]: cycle detected when evaluating type-level constant
   2   --> $DIR/const-size_of-cycle.rs:4:17
   3    |
   4 LL |     bytes: [u8; std::mem::size_of::<Foo>()]
   5    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
   6    |
   7 note: ...which requires const-evaluating + checking `Foo::bytes::{constant#0}`...
   8   --> $DIR/const-size_of-cycle.rs:4:17
   9    |
  10 LL |     bytes: [u8; std::mem::size_of::<Foo>()]
  11    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
  12 note: ...which requires const-evaluating + checking `Foo::bytes::{constant#0}`...
  13   --> $DIR/const-size_of-cycle.rs:4:17
  14    |
  15 LL |     bytes: [u8; std::mem::size_of::<Foo>()]
  16    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
  17    = note: ...which requires computing layout of `Foo`...
  18    = note: ...which requires computing layout of `[u8; _]`...
  19    = note: ...which requires normalizing `[u8; _]`...
  20    = note: ...which again requires evaluating type-level constant, completing the cycle
  21 note: cycle used when checking that `Foo` is well-formed
  22   --> $DIR/const-size_of-cycle.rs:3:1
  23    |
  24 LL | struct Foo {
  25    | ^^^^^^^^^^
  26
  27 error: aborting due to previous error
  28
  29 For more information about this error, try `rustc --explain E0391`.