File: dont-eagerly-error-in-is-const-evaluatable.rs

package info (click to toggle)
rustc-web 1.78.0%2Bdfsg1-2~deb11u3
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,245,360 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 (16 lines) | stat: -rw-r--r-- 405 bytes parent folder | download | duplicates (7) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
//@ run-pass
#![feature(generic_const_exprs)]
#![allow(incomplete_features)]

// This test is a repro for #82279. It checks that we don't error
// when calling is_const_evaluatable on `std::mem::size_of::<T>()`
// when looking for candidates that may prove `T: Foo` in `foo`

trait Foo {}

#[allow(dead_code)]
fn foo<T: Foo>() {}

impl<T> Foo for T where [(); std::mem::size_of::<T>()]:  {}

fn main() {}