error[E0693]: incorrect `repr(align)` attribute format: `align` expects a literal integer as argument
  --> $DIR/arg-error-issue-121425.rs:4:14
   |
LL | #[repr(align(N))]
   |              ^

error[E0589]: invalid `repr(align)` attribute: not an unsuffixed integer
  --> $DIR/arg-error-issue-121425.rs:8:14
   |
LL | #[repr(align('a'))]
   |              ^^^

error[E0589]: invalid `repr(align)` attribute: not an unsuffixed integer
  --> $DIR/arg-error-issue-121425.rs:12:14
   |
LL | #[repr(align("str"))]
   |              ^^^^^

error[E0693]: incorrect `repr(align)` attribute format: `align` takes exactly one argument in parentheses
  --> $DIR/arg-error-issue-121425.rs:16:8
   |
LL | #[repr(align())]
   |        ^^^^^^^

error[E0552]: incorrect `repr(packed)` attribute format: `packed` expects a literal integer as argument
  --> $DIR/arg-error-issue-121425.rs:21:15
   |
LL | #[repr(packed(P))]
   |               ^

error[E0552]: incorrect `repr(packed)` attribute format: `packed` takes exactly one parenthesized argument, or no parentheses at all
  --> $DIR/arg-error-issue-121425.rs:25:8
   |
LL | #[repr(packed())]
   |        ^^^^^^^^

error: aborting due to 6 previous errors

Some errors have detailed explanations: E0552, E0589, E0693.
For more information about an error, try `rustc --explain E0552`.