Changed the dependency graph to start preallocated with 128 capacity

FractalFir · FractalFir · commit e100fd4d52c2 · 2025-02-27T16:11:39.000+01:00
diff --git a/compiler/rustc_query_system/src/dep_graph/graph.rs b/compiler/rustc_query_system/src/dep_graph/graph.rs
@@ -1299,12 +1299,11 @@ impl Default for TaskDeps {
             #[cfg(debug_assertions)]
             node: None,
             reads: EdgesVec::new(),
-            read_set: FxHashSet::default(),
+            read_set: FxHashSet::with_capacity_and_hasher(128, Default::default()),
             phantom_data: PhantomData,
         }
     }
 }
-
 // A data structure that stores Option<DepNodeColor> values as a contiguous
 // array, using one u32 per entry.
 struct DepNodeColorMap {

Original file line number	Diff line number	Diff line change
`@@ -1299,12 +1299,11 @@ impl Default for TaskDeps {`
`1299`	`1299`	`#[cfg(debug_assertions)]`
`1300`	`1300`	`node: None,`
`1301`	`1301`	`reads: EdgesVec::new(),`
`1302`		`- read_set: FxHashSet::default(),`
	`1302`	`+ read_set: FxHashSet::with_capacity_and_hasher(128, Default::default()),`
`1303`	`1303`	`phantom_data: PhantomData,`
`1304`	`1304`	`}`
`1305`	`1305`	`}`
`1306`	`1306`	`}`
`1307`		`-`
`1308`	`1307`	`// A data structure that stores Option<DepNodeColor> values as a contiguous`
`1309`	`1308`	`// array, using one u32 per entry.`
`1310`	`1309`	`struct DepNodeColorMap {`