File: impl-derived-implicit-sized-bound-2.rs

package info (click to toggle)
rustc-web 1.78.0%2Bdfsg1-2~deb12u3
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,245,420 kB
  • sloc: xml: 147,985; javascript: 18,022; sh: 11,083; python: 10,265; ansic: 6,172; cpp: 5,023; asm: 4,390; makefile: 4,269
file content (33 lines) | stat: -rw-r--r-- 604 bytes parent folder | download | duplicates (10)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
struct Victim<'a, T: Perpetrator + ?Sized> {
  value: u8,
  perp: &'a T,
}

trait VictimTrait {
  type Ret;
  fn get(self) -> Self::Ret;
}

// Actual fix is here
impl<'a, T: Perpetrator /*+ ?Sized*/> VictimTrait for Victim<'a, T> {
  type Ret = u8;
  fn get(self) -> Self::Ret {
    self.value
  }
}

trait Perpetrator {
  fn getter<'a>(&'a self) -> Victim<'a, Self> {
    Victim {
      value: 0,
      perp: self,
    }
  }

  fn trigger(&self) {
    self.getter().get();
    //~^ ERROR the method `get` exists for struct `Victim<'_, Self>`, but its trait bounds were not satisfied
  }
}

fn main() {}