From a5e3d06412c2a0de021443b38fe85f0fdbde88e8 Mon Sep 17 00:00:00 2001
From: Stephen Williams <steve@icarus.com>
Date: Sat, 17 May 2008 16:55:00 -0700
Subject: [PATCH] Skip value range processing for parameters with no value
 ranges.

Classing parameter declarations do not need value range processing,
and in fact it can get in the way.
---
 net_design.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/net_design.cc b/net_design.cc
index 4050be8d0..d180f7160 100644
--- a/net_design.cc
+++ b/net_design.cc
@@ -350,6 +350,12 @@ void NetScope::evaluate_parameter_logic_(Design*des, param_ref_t cur)
       expr->set_line(*(*cur).second.expr);
       (*cur).second.expr = expr;
 
+	// If there are no value ranges to test the value against,
+	// then we are done.
+      if ((*cur).second.range == 0) {
+	    return;
+      }
+
       NetEConst*val = dynamic_cast<NetEConst*>((*cur).second.expr);
       ivl_assert(*(*cur).second.expr, (*cur).second.expr);
       ivl_assert(*(*cur).second.expr, val);