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linker: Avoid some allocations in search directory iteration

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This commit is contained in:
Vadim Petrochenkov 2024-04-12 00:09:43 +03:00
parent aa6a697a1c
commit 4ded0b82ca
4 changed files with 21 additions and 22 deletions
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4
compiler/rustc_interface/src/passes.rs
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@ -170,7 +170,9 @@ fn configure_and_expand(
let mut old_path = OsString::new();
if cfg!(windows) {
old_path = env::var_os("PATH").unwrap_or(old_path);
let mut new_path = sess.host_filesearch(PathKind::All).search_path_dirs();
let mut new_path = Vec::from_iter(
sess.host_filesearch(PathKind::All).search_path_dirs().map(|p| p.to_owned()),
);
for path in env::split_paths(&old_path) {
if !new_path.contains(&path) {
new_path.push(path);