Merging upstream version 1.69.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 0 insertions, 45 deletions

diff --git a/compiler/rustc_mir_transform/src/deaggregator.rs b/compiler/rustc_mir_transform/src/deaggregator.rs
deleted file mode 100644
index fe272de20..000000000
--- a/compiler/rustc_mir_transform/src/deaggregator.rs
+++ /dev/null
@@ -1,45 +0,0 @@
-use crate::util::expand_aggregate;
-use crate::MirPass;
-use rustc_middle::mir::*;
-use rustc_middle::ty::TyCtxt;
-
-pub struct Deaggregator;
-
-impl<'tcx> MirPass<'tcx> for Deaggregator {
-    fn run_pass(&self, tcx: TyCtxt<'tcx>, body: &mut Body<'tcx>) {
-        let basic_blocks = body.basic_blocks.as_mut_preserves_cfg();
-        for bb in basic_blocks {
-            bb.expand_statements(|stmt| {
-                // FIXME(eddyb) don't match twice on `stmt.kind` (post-NLL).
-                match stmt.kind {
-                    // FIXME(#48193) Deaggregate arrays when it's cheaper to do so.
-                    StatementKind::Assign(box (
-                        _,
-                        Rvalue::Aggregate(box AggregateKind::Array(_), _),
-                    )) => {
-                        return None;
-                    }
-                    StatementKind::Assign(box (_, Rvalue::Aggregate(_, _))) => {}
-                    _ => return None,
-                }
-
-                let stmt = stmt.replace_nop();
-                let source_info = stmt.source_info;
-                let StatementKind::Assign(box (lhs, Rvalue::Aggregate(kind, operands))) = stmt.kind else {
-                    bug!();
-                };
-
-                Some(expand_aggregate(
-                    lhs,
-                    operands.into_iter().map(|op| {
-                        let ty = op.ty(&body.local_decls, tcx);
-                        (op, ty)
-                    }),
-                    *kind,
-                    source_info,
-                    tcx,
-                ))
-            });
-        }
-    }
-}