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-rw-r--r--compiler/rustc_mir_transform/src/coverage/tests.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_mir_transform/src/coverage/tests.rs b/compiler/rustc_mir_transform/src/coverage/tests.rs
index cf1a2b399f9..ca64688e6b8 100644
--- a/compiler/rustc_mir_transform/src/coverage/tests.rs
+++ b/compiler/rustc_mir_transform/src/coverage/tests.rs
@@ -30,6 +30,7 @@ use super::graph::{self, BasicCoverageBlock};
 use itertools::Itertools;
 use rustc_data_structures::graph::{DirectedGraph, Successors};
 use rustc_index::{Idx, IndexVec};
+use rustc_middle::bug;
 use rustc_middle::mir::*;
 use rustc_middle::ty;
 use rustc_span::{BytePos, Pos, Span, DUMMY_SP};