From 73d688c3134403511d9616fd875b78410ed5d0ee Mon Sep 17 00:00:00 2001
From: Martin Whitaker <icarus@martin-whitaker.me.uk>
Date: Tue, 12 Jul 2016 20:59:50 +0100
Subject: [PATCH] Fix for br1003 - prevent segfault when delays are used
 outside a module.

(cherry picked from commit b8f9ed27c5f91496693260563adae142eaa3abc5)
---
 pform.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pform.cc b/pform.cc
index 059a9d32e..5a8299468 100644
--- a/pform.cc
+++ b/pform.cc
@@ -1066,7 +1066,10 @@ void pform_set_timeunit(const char*txt, bool in_module, bool only_check)
 
 int pform_get_timeunit()
 {
-      return pform_cur_module.front()->time_unit;
+      if (pform_cur_module.front())
+	    return pform_cur_module.front()->time_unit;
+      else
+	    return pform_time_unit;
 }
 
 void pform_set_timeprecision(const char*txt, bool in_module, bool only_check)