bjoernager/rust
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Inline and replace Statement::replace_nop.

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It has a single call site, and doesn't seem worth having as an API
function.
This commit is contained in:
Nicholas Nethercote 2025-02-18 13:40:58 +11:00
parent 69f5e342bf
commit 04eeda47ab
3 changed files with 6 additions and 13 deletions
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8
compiler/rustc_mir_transform/src/single_use_consts.rs
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@ -48,9 +48,11 @@ impl<'tcx> crate::MirPass<'tcx> for SingleUseConsts {
// We're only changing an operand, not the terminator kinds or successors
let basic_blocks = body.basic_blocks.as_mut_preserves_cfg();
let init_statement =
basic_blocks[init_loc.block].statements[init_loc.statement_index].replace_nop();
let StatementKind::Assign(place_and_rvalue) = init_statement.kind else {
let init_statement_kind = std::mem::replace(
&mut basic_blocks[init_loc.block].statements[init_loc.statement_index].kind,
StatementKind::Nop,
);
let StatementKind::Assign(place_and_rvalue) = init_statement_kind else {
bug!("No longer an assign?");
};
let (place, rvalue) = *place_and_rvalue;