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coverage: Use variable name this in CoverageGraph::from_mir #121484

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Merged
merged 1 commit into from
Feb 23, 2024
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coverage: Use variable name this in CoverageGraph::from_mir #121484

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13 changes: 6 additions & 7 deletions compiler/rustc_mir_transform/src/coverage/graph.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -52,19 +52,18 @@ impl CoverageGraph {
}
}

let mut basic_coverage_blocks =
Self { bcbs, bb_to_bcb, successors, predecessors, dominators: None };
let dominators = dominators::dominators(&basic_coverage_blocks);
basic_coverage_blocks.dominators = Some(dominators);
let mut this = Self { bcbs, bb_to_bcb, successors, predecessors, dominators: None };

this.dominators = Some(dominators::dominators(&this));

// The coverage graph's entry-point node (bcb0) always starts with bb0,
// which never has predecessors. Any other blocks merged into bcb0 can't
// have multiple (coverage-relevant) predecessors, so bcb0 always has
// zero in-edges.
assert!(basic_coverage_blocks[START_BCB].leader_bb() == mir::START_BLOCK);
assert!(basic_coverage_blocks.predecessors[START_BCB].is_empty());
assert!(this[START_BCB].leader_bb() == mir::START_BLOCK);
assert!(this.predecessors[START_BCB].is_empty());

basic_coverage_blocks
this
}

fn compute_basic_coverage_blocks(
Expand Down