1 files changed, 5 insertions, 1 deletions
diff --git a/compiler/rustc_ast_lowering/src/expr.rs b/compiler/rustc_ast_lowering/src/expr.rs
index 52291fdfb30..80bb1e8fc41 100644
--- a/compiler/rustc_ast_lowering/src/expr.rs
+++ b/compiler/rustc_ast_lowering/src/expr.rs
@@ -274,7 +274,7 @@ impl<'hir> LoweringContext<'_, 'hir> {
                 }
                 ExprKind::Assign(el, er, span) => self.lower_expr_assign(el, er, *span, e.span),
                 ExprKind::AssignOp(op, el, er) => hir::ExprKind::AssignOp(
-                    self.lower_binop(*op),
+                    self.lower_assign_op(*op),
                     self.lower_expr(el),
                     self.lower_expr(er),
                 ),
@@ -443,6 +443,10 @@ impl<'hir> LoweringContext<'_, 'hir> {
         Spanned { node: b.node, span: self.lower_span(b.span) }
     }
 
+    fn lower_assign_op(&mut self, a: AssignOp) -> AssignOp {
+        Spanned { node: a.node, span: self.lower_span(a.span) }
+    }
+
     fn lower_legacy_const_generics(
         &mut self,
         mut f: Expr,