bjoernager/rust
bjoernager/rust
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kill temp early

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This commit is contained in:
ouz-a 2022-04-05 22:38:03 +03:00
parent 72070d8103
commit 1cf6d6940c
3 changed files with 4 additions and 5 deletions
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3
compiler/rustc_mir_transform/src/deref_separator.rs
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@ -8,7 +8,6 @@ pub fn deref_finder<'tcx>(tcx: TyCtxt<'tcx>, body: &mut Body<'tcx>) {
let mut patch = MirPatch::new(body);
let (basic_blocks, local_decl) = body.basic_blocks_and_local_decls_mut();
for (block, data) in basic_blocks.iter_enumerated_mut() {
let statement_len = data.statements.len();
for (i, stmt) in data.statements.iter_mut().enumerate() {
match stmt.kind {
StatementKind::Assign(box (og_place, Rvalue::Ref(region, borrow_knd, place))) => {
@ -49,7 +48,7 @@ pub fn deref_finder<'tcx>(tcx: TyCtxt<'tcx>, body: &mut Body<'tcx>) {
*stmt = new_stmt;
// Since our job with the temp is done it should be gone
let loc = Location { block: block, statement_index: statement_len };
let loc = Location { block: block, statement_index: i + 1 };
patch.add_statement(loc, StatementKind::StorageDead(temp));
// As all projections are off the base projection, if there are