Change Successors to impl Iterator<Item = BasicBlock>

2022-05-17 08:41:01 +08:00
parent 56d540e057
commit 38bf1158bd
18 changed files with 54 additions and 55 deletions
--- a/compiler/rustc_mir_transform/src/coverage/debug.rs
+++ b/compiler/rustc_mir_transform/src/coverage/debug.rs
@@ -701,7 +701,7 @@ pub(super) fn dump_coverage_graphviz<'tcx>(
        edge_labels.retain(|label| label != "unreachable");
        let edge_counters = from_terminator
            .successors()
-            .map(|&successor_bb| graphviz_data.get_edge_counter(from_bcb, successor_bb));
+            .map(|successor_bb| graphviz_data.get_edge_counter(from_bcb, successor_bb));
        iter::zip(&edge_labels, edge_counters)
            .map(|(label, some_counter)| {
                if let Some(counter) = some_counter {