From 9bc202a2e1664df3e3c148abfe90a90501bc1650 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Mon, 13 Sep 2021 15:51:02 +0800
Subject: ...

---
 include/cru/parse/Grammar.hpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'include/cru/parse')

diff --git a/include/cru/parse/Grammar.hpp b/include/cru/parse/Grammar.hpp
index 5b37ceba..659c4302 100644
--- a/include/cru/parse/Grammar.hpp
+++ b/include/cru/parse/Grammar.hpp
@@ -46,6 +46,9 @@ class Grammar : public Object {
   // Require grammar has no cycles or empty-productions.
   void EliminateLeftRecursions();
 
+  // Algorithm 4.21
+  void LeftFactor();
+
  private:
   Nonterminal* start_symbol_;
   std::vector<Terminal*> terminals_;
-- 
cgit v1.2.3