rust/tests/ui/derived-errors/issue-30580.rs
2023-01-11 09:32:08 +00:00

17 lines
424 B
Rust

// Test that we do not see uninformative region-related errors
// when we get some basic type-checking failure. See #30580.
pub struct Foo { a: u32 }
pub struct Pass<'a, 'tcx: 'a>(&'a mut &'a (), &'a &'tcx ());
impl<'a, 'tcx> Pass<'a, 'tcx>
{
pub fn tcx(&self) -> &'a &'tcx () { self.1 }
fn lol(&mut self, b: &Foo)
{
b.c; //~ ERROR no field `c` on type `&Foo`
self.tcx();
}
}
fn main() {}