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Remove DepKindVTable::is_anon.

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It's unused.
This commit is contained in:
Nicholas Nethercote
2026-02-27 10:09:39 +11:00
parent 28b5c1cc08
commit 72a001bc25
2 changed files with 0 additions and 14 deletions
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compiler/rustc_middle/src/dep_graph/dep_node.rs
-5
View File
@@ -174,11 +174,6 @@ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
/// of the `DepKind`. Overall, this allows to implement `DepContext` using this manual
/// jump table instead of large matches.
pub struct DepKindVTable<'tcx> {
/// Anonymous queries cannot be replayed from one compiler invocation to the next.
/// When their result is needed, it is recomputed. They are useful for fine-grained
/// dependency tracking, and caching within one compiler invocation.
pub is_anon: bool,
/// Eval-always queries do not track their dependencies, and are always recomputed, even if
/// their inputs have not changed since the last compiler invocation. The result is still
/// cached within one compiler invocation.
compiler/rustc_query_impl/src/dep_kind_vtables.rs
-9
View File
@@ -13,7 +13,6 @@ mod non_query {
// We use this for most things when incr. comp. is turned off.
pub(crate) fn Null<'tcx>() -> DepKindVTable<'tcx> {
DepKindVTable {
is_anon: false,
is_eval_always: false,
key_fingerprint_style: KeyFingerprintStyle::Unit,
force_from_dep_node_fn: Some(|_, dep_node, _| {
@@ -26,7 +25,6 @@ pub(crate) fn Null<'tcx>() -> DepKindVTable<'tcx> {
// We use this for the forever-red node.
pub(crate) fn Red<'tcx>() -> DepKindVTable<'tcx> {
DepKindVTable {
is_anon: false,
is_eval_always: false,
key_fingerprint_style: KeyFingerprintStyle::Unit,
force_from_dep_node_fn: Some(|_, dep_node, _| {
@@ -38,7 +36,6 @@ pub(crate) fn Red<'tcx>() -> DepKindVTable<'tcx> {
pub(crate) fn SideEffect<'tcx>() -> DepKindVTable<'tcx> {
DepKindVTable {
is_anon: false,
is_eval_always: false,
key_fingerprint_style: KeyFingerprintStyle::Unit,
force_from_dep_node_fn: Some(|tcx, _, prev_index| {
@@ -51,7 +48,6 @@ pub(crate) fn SideEffect<'tcx>() -> DepKindVTable<'tcx> {
pub(crate) fn AnonZeroDeps<'tcx>() -> DepKindVTable<'tcx> {
DepKindVTable {
is_anon: true,
is_eval_always: false,
key_fingerprint_style: KeyFingerprintStyle::Opaque,
force_from_dep_node_fn: Some(|_, _, _| bug!("cannot force an anon node")),
@@ -61,7 +57,6 @@ pub(crate) fn AnonZeroDeps<'tcx>() -> DepKindVTable<'tcx> {
pub(crate) fn TraitSelect<'tcx>() -> DepKindVTable<'tcx> {
DepKindVTable {
is_anon: true,
is_eval_always: false,
key_fingerprint_style: KeyFingerprintStyle::Unit,
force_from_dep_node_fn: None,
@@ -71,7 +66,6 @@ pub(crate) fn TraitSelect<'tcx>() -> DepKindVTable<'tcx> {
pub(crate) fn CompileCodegenUnit<'tcx>() -> DepKindVTable<'tcx> {
DepKindVTable {
is_anon: false,
is_eval_always: false,
key_fingerprint_style: KeyFingerprintStyle::Opaque,
force_from_dep_node_fn: None,
@@ -81,7 +75,6 @@ pub(crate) fn CompileCodegenUnit<'tcx>() -> DepKindVTable<'tcx> {
pub(crate) fn CompileMonoItem<'tcx>() -> DepKindVTable<'tcx> {
DepKindVTable {
is_anon: false,
is_eval_always: false,
key_fingerprint_style: KeyFingerprintStyle::Opaque,
force_from_dep_node_fn: None,
@@ -91,7 +84,6 @@ pub(crate) fn CompileMonoItem<'tcx>() -> DepKindVTable<'tcx> {
pub(crate) fn Metadata<'tcx>() -> DepKindVTable<'tcx> {
DepKindVTable {
is_anon: false,
is_eval_always: false,
key_fingerprint_style: KeyFingerprintStyle::Unit,
force_from_dep_node_fn: None,
@@ -124,7 +116,6 @@ pub(crate) fn make_dep_kind_vtable_for_query<'tcx, Q>(
}
DepKindVTable {
is_anon,
is_eval_always,
key_fingerprint_style,
force_from_dep_node_fn: can_recover.then_some(force_from_dep_node_inner::<Q>),