| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the evaluated program panicked at 'assertion failed: std::mem::size_of::<T>() == 0', $DIR/const-expr-generic-err.rs:5:13
|
= note: this error originates in the macro `assert` (in Nightly builds, run with -Z macro-backtrace for more info)
note: the above error was encountered while instantiating `fn foo::<i32>`