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Introduce UnordMap, UnordSet, and UnordBag (see MCP 533)

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MCP 533: https://github.com/rust-lang/compiler-team/issues/533

Also, as an example, substitute UnordMap for FxHashMap in
used_trait_imports query result.
This commit is contained in:
Michael Woerister 2022-10-27 13:23:26 +00:00
parent 43dd3d514b
commit 9117ea9758
10 changed files with 400 additions and 12 deletions
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2
compiler/rustc_middle/src/query/mod.rs
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@ -912,7 +912,7 @@ rustc_queries! {
cache_on_disk_if { true }
}
query used_trait_imports(key: LocalDefId) -> &'tcx FxHashSet<LocalDefId> {
query used_trait_imports(key: LocalDefId) -> &'tcx UnordSet<LocalDefId> {
desc { |tcx| "finding used_trait_imports `{}`", tcx.def_path_str(key.to_def_id()) }
cache_on_disk_if { true }
}