Rollup merge of #127101 - matthiaskrgr:thonk, r=compiler-errors

remove redundant match statement from dataflow const prop
rust-lang · Jun 29, 2024 · c1d7ff5 · c1d7ff5
2 parents 3369e83 + 45efd9c
commit c1d7ff5
Showing 1 changed file with 0 additions and 5 deletions.
diff --git a/compiler/rustc_mir_transform/src/dataflow_const_prop.rs b/compiler/rustc_mir_transform/src/dataflow_const_prop.rs
@@ -181,11 +181,6 @@ impl<'tcx> ValueAnalysis<'tcx> for ConstAnalysis<'_, 'tcx> {
                         state.insert_value_idx(value_target, val, self.map());
                     }
                     if let Some(overflow_target) = overflow_target {
-                        let overflow = match overflow {
-                            FlatSet::Top => FlatSet::Top,
-                            FlatSet::Elem(overflow) => FlatSet::Elem(overflow),
-                            FlatSet::Bottom => FlatSet::Bottom,
-                        };
                         // We have flooded `target` earlier.
                         state.insert_value_idx(overflow_target, overflow, self.map());
                     }