The8472 e015e9da71 implement fold() on array::IntoIter to improve flatten().collect() perf ...

```
# old
test vec::bench_flat_map_collect                         ... bench:   2,244,024 ns/iter (+/- 18,903)

# new
test vec::bench_flat_map_collect                         ... bench:     172,863 ns/iter (+/- 2,141)
```

2021-07-24 19:24:11 +02:00

..

benches

implement fold() on array::IntoIter to improve flatten().collect() perf

2021-07-24 19:24:11 +02:00

src

Rollup merge of #87255 - RalfJung:miri-test-libcore, r=Mark-Simulacrum

2021-07-24 04:31:07 +09:00

tests

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Cargo.toml

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