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Avoid generating QueryMap::extend for each key type

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This commit is contained in:
Mark Rousskov 2021-05-01 17:53:34 -04:00
parent 1c2c6b6700
commit 61fd56fdb9
1 changed files with 5 additions and 8 deletions
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13
compiler/rustc_query_system/src/query/plumbing.rs
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@ -125,18 +125,15 @@ where
// We use try_lock_shards here since we are called from the
// deadlock handler, and this shouldn't be locked.
let shards = self.shards.try_lock_shards()?;
let shards = shards.iter().enumerate();
jobs.extend(shards.flat_map(|(shard_id, shard)| {
shard.active.iter().filter_map(move |(k, v)| {
for (shard_id, shard) in shards.iter().enumerate() {
for (k, v) in shard.active.iter() {
if let QueryResult::Started(ref job) = *v {
let id = QueryJobId::new(job.id, shard_id, kind);
let info = QueryInfo { span: job.span, query: make_query(tcx, k.clone()) };
Some((id, QueryJobInfo { info, job: job.clone() }))
} else {
None
jobs.insert(id, QueryJobInfo { info, job: job.clone() });
}
})
}));
}
}
Some(())
}