From e844895b55482e64294ba826de0f0ef9a1cd3cbc Mon Sep 17 00:00:00 2001
From: Houtan Bastani <houtanb@gmail.com>
Date: Wed, 9 Jun 2010 15:09:55 +0200
Subject: [PATCH] Bug fix: catch the case when a parameter follows a beta
distribution with mean = std err = 0.5(cherry picked from commit
28d30d9a626a8d7be0866038924bfc52a935ee27)
---
preprocessor/ComputingTasks.cc | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/preprocessor/ComputingTasks.cc b/preprocessor/ComputingTasks.cc
index 2047fc38c6..f3a8eeab64 100644
--- a/preprocessor/ComputingTasks.cc
+++ b/preprocessor/ComputingTasks.cc
@@ -318,6 +318,15 @@ EstimatedParamsStatement::EstimatedParamsStatement(const vector<EstimationParams
estim_params_list(estim_params_list_arg),
symbol_table(symbol_table_arg)
{
+ for (vector<EstimationParams>::const_iterator it = estim_params_list.begin();
+ it != estim_params_list.end(); it++)
+ if (it->prior == "1") //BETA_PDF is associated with "1" in DynareBison.yy
+ if (dynamic_cast<NumConstNode *>(it->mean)->isNumConstNodeEqualTo(0.5) &&
+ dynamic_cast<NumConstNode *>(it->std)->isNumConstNodeEqualTo(0.5))
+ {
+ cerr << "The prior density is not defined for the beta distribution when the mean = standard deviation = 0.5." << endl;
+ exit(EXIT_FAILURE);
+ }
}
void
--
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