From c23f970a5f60d943f2bbc4ea493c407a17e84c17 Mon Sep 17 00:00:00 2001
From: Maciej Suminski <maciej.suminski@cern.ch>
Date: Mon, 15 Feb 2016 16:54:06 +0100
Subject: [PATCH] vhdlpp: Do not display an error message when probing type
 without a context.

---
 vhdlpp/expression_elaborate.cc | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/vhdlpp/expression_elaborate.cc b/vhdlpp/expression_elaborate.cc
index e11a5e328..7888f162a 100644
--- a/vhdlpp/expression_elaborate.cc
+++ b/vhdlpp/expression_elaborate.cc
@@ -1020,8 +1020,14 @@ const VType* ExpName::probe_type(Entity*ent, ScopeBase*scope) const
         }
       }
 
-      cerr << get_fileline() << ": error: Signal/variable " << name_
-	   << " not found in this context." << endl;
+      if(ent || scope) {
+          // Do not display error messages if there was no entity or scope
+          // specified. There are functions that are called without any specific
+          // context and they still may want to probe the expression type.
+        cerr << get_fileline() << ": error: Signal/variable " << name_
+             << " not found in this context." << endl;
+      }
+
       return 0;
 }