From 71be51c46437777a363f31608fb389975c9751c5 Mon Sep 17 00:00:00 2001
From: Houtan Bastani <houtan@dynare.org>
Date: Mon, 28 Jan 2019 10:45:48 +0100
Subject: [PATCH] pac_growth: ensure symbol has been declared

---
 src/ParsingDriver.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/ParsingDriver.cc b/src/ParsingDriver.cc
index 5fdf87c6..a53f1ffd 100644
--- a/src/ParsingDriver.cc
+++ b/src/ParsingDriver.cc
@@ -2636,6 +2636,8 @@ ParsingDriver::pac_model()
 void
 ParsingDriver::set_pac_growth(const string &name, int lag)
 {
+  if (!mod_file->symbol_table.exists(name))
+    error("Unknown symbol used in pac_growth option: " + name + "\n");
   pac_growth_symb_id = mod_file->symbol_table.getID(name);
   pac_growth_lag = -lag;
 }
-- 
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