From 4cdd42e3f037bb07135c06824eec537839f8a953 Mon Sep 17 00:00:00 2001
From: John Hodge <tpg@ucc.asn.au>
Date: Sat, 19 Oct 2019 14:43:36 +0800
Subject: HIR Const Eval - Avoid crash when HIR expansion changes the root node

---
 src/hir_conv/constant_evaluation.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/hir_conv/constant_evaluation.hpp b/src/hir_conv/constant_evaluation.hpp
index dff6e73e..a5fd7050 100644
--- a/src/hir_conv/constant_evaluation.hpp
+++ b/src/hir_conv/constant_evaluation.hpp
@@ -13,7 +13,7 @@ struct Evaluator
         virtual ::HIR::Path new_static(::HIR::TypeRef type, ::HIR::Literal value) = 0;
     };
 
-    const Span& root_span;
+    Span    root_span;
     StaticTraitResolve  resolve;
     Newval& nvs;
 
-- 
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