From aa22c744d21313d5b479c3c8b9faf30d87ce8654 Mon Sep 17 00:00:00 2001
From: ridiculousfish <corydoras@ridiculousfish.com>
Date: Fri, 22 Dec 2017 15:44:14 -0800
Subject: [PATCH] Mark parsed_source_ref_t as storing a const pointer

---
 src/parse_tree.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/parse_tree.h b/src/parse_tree.h
index 4bdf7af03..e08cf1364 100644
--- a/src/parse_tree.h
+++ b/src/parse_tree.h
@@ -245,7 +245,7 @@ struct parsed_source_t {
     parsed_source_t &operator=(parsed_source_t &&) = default;
 };
 /// Return a shared pointer to parsed_source_t, or null on failure.
-using parsed_source_ref_t = std::shared_ptr<parsed_source_t>;
+using parsed_source_ref_t = std::shared_ptr<const parsed_source_t>;
 parsed_source_ref_t parse_source(wcstring src, parse_tree_flags_t flags, parse_error_list_t *errors,
                                  parse_token_type_t goal = symbol_job_list);