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-rw-r--r--compiler/rustc_mir_transform/src/nrvo.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_mir_transform/src/nrvo.rs b/compiler/rustc_mir_transform/src/nrvo.rs
index 232c290e0fb..885dbd5f339 100644
--- a/compiler/rustc_mir_transform/src/nrvo.rs
+++ b/compiler/rustc_mir_transform/src/nrvo.rs
@@ -2,6 +2,7 @@
 
 use rustc_hir::Mutability;
 use rustc_index::bit_set::BitSet;
+use rustc_middle::bug;
 use rustc_middle::mir::visit::{MutVisitor, NonUseContext, PlaceContext, Visitor};
 use rustc_middle::mir::{self, BasicBlock, Local, Location};
 use rustc_middle::ty::TyCtxt;