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
|
//@ run-rustfix
// Issue #109429
use std::collections::hash_map::DefaultHasher;
use std::collections::HashMap;
use std::hash::BuildHasher;
use std::hash::Hash;
pub struct Hash128_1;
impl BuildHasher for Hash128_1 {
type Hasher = DefaultHasher;
fn build_hasher(&self) -> DefaultHasher { DefaultHasher::default() }
}
#[allow(unused)]
pub fn hashmap_copy<T, U>(
map: &HashMap<T, U, Hash128_1>,
) where T: Hash + Clone, U: Clone
{
let mut copy: Vec<U> = map.clone().into_values().collect(); //~ ERROR
}
pub fn make_map() -> HashMap<String, i64, Hash128_1>
{
HashMap::with_hasher(Hash128_1)
}
fn main() {}
|
