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Split the if to release the lock earlier

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This commit is contained in:
John Kåre Alsaker 2023-03-25 03:12:41 +01:00
parent dfae9c993d
commit afe4c16b29
1 changed files with 14 additions and 9 deletions
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23
compiler/rustc_query_system/src/dep_graph/graph.rs
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@ -535,17 +535,22 @@ impl<K: DepKind> DepGraph<K> {
// value to an existing node.
//
// For sanity, we still check that the loaded stable hash and the new one match.
if let Some(prev_index) = data.previous.node_to_index_opt(&node)
&& let Some(dep_node_index) = { data.current.prev_index_to_index.lock()[prev_index] }
{
crate::query::incremental_verify_ich(cx, data, result, prev_index, hash_result);
if let Some(prev_index) = data.previous.node_to_index_opt(&node) {
let dep_node_index = data.current.prev_index_to_index.lock()[prev_index];
if let Some(dep_node_index) = dep_node_index {
crate::query::incremental_verify_ich(cx, data, result, prev_index, hash_result);
#[cfg(debug_assertions)]
if hash_result.is_some() {
data.current.record_edge(dep_node_index, node, data.prev_fingerprint_of(prev_index));
#[cfg(debug_assertions)]
if hash_result.is_some() {
data.current.record_edge(
dep_node_index,
node,
data.prev_fingerprint_of(prev_index),
);
}
return dep_node_index;
}
return dep_node_index;
}
let mut edges = SmallVec::new();