rust/tests/ui/suggestions/restrict-type-argument.rs

32 lines
813 B
Rust

fn is_send<T: Send>(val: T) {}
fn use_impl_sync(val: impl Sync) {
is_send(val); //~ ERROR `impl Sync` cannot be sent between threads safely
}
fn use_where<S>(val: S) where S: Sync {
is_send(val); //~ ERROR `S` cannot be sent between threads safely
}
fn use_bound<S: Sync>(val: S) {
is_send(val); //~ ERROR `S` cannot be sent between threads safely
}
fn use_bound_2<
S // Make sure we can synthezise a correct suggestion span for this case
:
Sync
>(val: S) {
is_send(val); //~ ERROR `S` cannot be sent between threads safely
}
fn use_bound_and_where<S: Sync>(val: S) where S: std::fmt::Debug {
is_send(val); //~ ERROR `S` cannot be sent between threads safely
}
fn use_unbound<S>(val: S) {
is_send(val); //~ ERROR `S` cannot be sent between threads safely
}
fn main() {}