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Add defaults for Analysis::apply_{call_return_effect,terminator_effect}.

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To avoid some low-value boilerplate code.
This commit is contained in:
Nicholas Nethercote
2024-10-10 12:06:25 +11:00
parent ba13775319
commit 33abf6a0c8
5 changed files with 11 additions and 72 deletions
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8
compiler/rustc_mir_dataflow/src/impls/borrowed_locals.rs
View File

@@ -51,14 +51,6 @@ impl<'tcx> Analysis<'tcx> for MaybeBorrowedLocals {
self.transfer_function(trans).visit_terminator(terminator, location);
terminator.edges()
}
fn apply_call_return_effect(
&mut self,
_trans: &mut Self::Domain,
_block: BasicBlock,
_return_places: CallReturnPlaces<'_, 'tcx>,
) {
}
}
/// A `Visitor` that defines the transfer function for `MaybeBorrowedLocals`.

38
compiler/rustc_mir_dataflow/src/impls/storage_liveness.rs
View File

@@ -50,25 +50,6 @@ impl<'a, 'tcx> Analysis<'tcx> for MaybeStorageLive<'a> {
_ => (),
}
}
fn apply_terminator_effect<'mir>(
&mut self,
_trans: &mut Self::Domain,
terminator: &'mir Terminator<'tcx>,
_: Location,
) -> TerminatorEdges<'mir, 'tcx> {
// Terminators have no effect
terminator.edges()
}
fn apply_call_return_effect(
&mut self,
_trans: &mut Self::Domain,
_block: BasicBlock,
_return_places: CallReturnPlaces<'_, 'tcx>,
) {
// Nothing to do when a call returns successfully
}
}
pub struct MaybeStorageDead<'a> {
@@ -113,25 +94,6 @@ impl<'a, 'tcx> Analysis<'tcx> for MaybeStorageDead<'a> {
_ => (),
}
}
fn apply_terminator_effect<'mir>(
&mut self,
_: &mut Self::Domain,
terminator: &'mir Terminator<'tcx>,
_: Location,
) -> TerminatorEdges<'mir, 'tcx> {
// Terminators have no effect
terminator.edges()
}
fn apply_call_return_effect(
&mut self,
_trans: &mut Self::Domain,
_block: BasicBlock,
_return_places: CallReturnPlaces<'_, 'tcx>,
) {
// Nothing to do when a call returns successfully
}
}
type BorrowedLocalsResults<'mir, 'tcx> = ResultsCursor<'mir, 'tcx, MaybeBorrowedLocals>;