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| author | ljedrz <ljedrz@gmail.com> | 2018-07-16 16:01:29 +0200 |
|---|---|---|
| committer | ljedrz <ljedrz@gmail.com> | 2018-07-16 18:38:33 +0200 |
| commit | d85bcef4670ca816e04467bd287e58460c34750e (patch) | |
| tree | d0cccc5052d03d44730c8c5ed1b0a4cfb91019d3 /src/bootstrap | |
| parent | 3d5753fda1ee8f729da1061e931e13b043f479a5 (diff) | |
| download | rust-d85bcef4670ca816e04467bd287e58460c34750e.tar.gz rust-d85bcef4670ca816e04467bd287e58460c34750e.zip | |
Calculate the exact capacity for 2 HashMaps
Diffstat (limited to 'src/bootstrap')
| -rw-r--r-- | src/bootstrap/metadata.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/bootstrap/metadata.rs b/src/bootstrap/metadata.rs index 718a6da3637..fa0b1983510 100644 --- a/src/bootstrap/metadata.rs +++ b/src/bootstrap/metadata.rs @@ -51,7 +51,7 @@ pub fn build(build: &mut Build) { build_krate("", build, &mut resolves, "src/libtest"); build_krate(&build.rustc_features(), build, &mut resolves, "src/rustc"); - let mut id2name = HashMap::new(); + let mut id2name = HashMap::with_capacity(build.crates.len()); for (name, krate) in build.crates.iter() { id2name.insert(krate.id.clone(), name.clone()); } |