From bbcda663d5b2b2f055de12107e0abab536e5beea Mon Sep 17 00:00:00 2001
From: c
Date: Sat, 23 Mar 2024 10:52:52 -0400
Subject: Doubly-linked the abstract syntax tree.

---
 src/include/parser.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/include/parser.h')

diff --git a/src/include/parser.h b/src/include/parser.h
index 6961be8..3891a5c 100644
--- a/src/include/parser.h
+++ b/src/include/parser.h
@@ -27,6 +27,9 @@ typedef struct PARSER {
    
    /* The AST being produced. */
    tree_t* tree;
+
+   /* The current parent tree node. */
+   tree_t* ltree;
 } parser_t;
 
 /* Creates a new parser. */
-- 
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