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Auto merge of #122227 - Zoxc:query-hash-verify, r=michaelwoerister

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Verify that query keys result in unique dep nodes

This implements checking that query keys result into unique dep nodes as mentioned in https://github.com/rust-lang/rust/pull/112469.

We could do a perf check to see how expensive this is.

r? `@michaelwoerister`
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bors 2024-03-13 02:01:56 +00:00
commit d3555f3d8e
4 changed files with 56 additions and 2 deletions
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2
compiler/rustc_interface/src/queries.rs
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@ -321,6 +321,8 @@ impl Compiler {
}
self.sess.time("serialize_dep_graph", || gcx.enter(rustc_incremental::save_dep_graph));
gcx.enter(rustc_query_impl::query_key_hash_verify_all);
}
// The timer's lifetime spans the dropping of `queries`, which contains