src/test/ui/enum-discriminant/issue-70453-generics-in-discr-ice-2.stderr

error: constant expression depends on a generic parameter
  --> $DIR/issue-70453-generics-in-discr-ice-2.rs:9:15
   |
LL |     Some(T) = std::mem::size_of::<T>(),
   |               ^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: this may fail depending on what value the parameter takes

error: aborting due to previous error