rust/tests/ui/trivial-bounds/trivial-bounds-leak.rs

32 lines
544 B
Rust

// Check that false bounds don't leak
#![feature(trivial_bounds)]
pub trait Foo {
fn test(&self);
}
fn return_str() -> str where str: Sized {
*"Sized".to_string().into_boxed_str()
}
fn cant_return_str() -> str { //~ ERROR
*"Sized".to_string().into_boxed_str()
}
fn my_function() where i32: Foo
{
3i32.test();
Foo::test(&4i32);
generic_function(5i32);
}
fn foo() {
3i32.test(); //~ ERROR
Foo::test(&4i32); //~ ERROR
generic_function(5i32); //~ ERROR
}
fn generic_function<T: Foo>(t: T) {}
fn main() {}