1error[E0308]: mismatched types
2  --> $DIR/hr-subtype.rs:45:13
3   |
4LL |               gimme::<$t1>(None::<$t2>);
5   |               ^^^^^^^^^^^^^^^^^^^^^^^^^ one type is more general than the other
6...
7LL | / check! { bound_a_vs_free_x: (for<'a> fn(&'a u32),
8LL | | fn(&'x u32)) }
9   | |______________- in this macro invocation
10   |
11   = note: expected enum `Option<for<'a> fn(&'a u32)>`
12              found enum `Option<fn(&u32)>`
13   = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
14
15error: aborting due to previous error
16
17For more information about this error, try `rustc --explain E0308`.
18