40ae34194c
detects redundant imports that can be eliminated. for #117772 : In order to facilitate review and modification, split the checking code and removing redundant imports code into two PR.
37 lines
868 B
Rust
37 lines
868 B
Rust
mod strategy {
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mod dragon;
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mod grisu;
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}
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use core::num::flt2dec::MAX_SIG_DIGITS;
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use core::num::flt2dec::{decode, DecodableFloat, Decoded, FullDecoded};
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use std::io::Write;
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use test::{black_box, Bencher};
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pub fn decode_finite<T: DecodableFloat>(v: T) -> Decoded {
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match decode(v).1 {
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FullDecoded::Finite(decoded) => decoded,
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full_decoded => panic!("expected finite, got {full_decoded:?} instead"),
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}
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}
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#[bench]
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fn bench_small_shortest(b: &mut Bencher) {
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let mut buf = Vec::with_capacity(20);
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b.iter(|| {
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buf.clear();
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write!(black_box(&mut buf), "{}", black_box(3.1415926f64)).unwrap()
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});
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}
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#[bench]
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fn bench_big_shortest(b: &mut Bencher) {
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let mut buf = Vec::with_capacity(300);
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b.iter(|| {
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buf.clear();
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write!(black_box(&mut buf), "{}", black_box(f64::MAX)).unwrap()
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});
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}
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