From 1f9bf656ed9768722f454db2610b0ce94ca9225e Mon Sep 17 00:00:00 2001
From: Henry Wong <henry@stuffedcow.net>
Date: Sun, 16 Oct 2016 22:01:26 -0400
Subject: [PATCH] Adding implementation of NetEvWait::nex_input to handle event
 controls inside always@(*) blocks

---
 net_nex_input.cc | 10 ++++++++++
 netlist.h        |  1 +
 2 files changed, 11 insertions(+)

diff --git a/net_nex_input.cc b/net_nex_input.cc
index 4cb91fc24..a43066d51 100644
--- a/net_nex_input.cc
+++ b/net_nex_input.cc
@@ -404,6 +404,16 @@ NexusSet* NetDoWhile::nex_input(bool rem_out)
       return result;
 }
 
+NexusSet* NetEvWait::nex_input(bool rem_out)
+{
+      NexusSet*result;
+      if (statement_)
+        result = statement_->nex_input(rem_out);
+      else
+        result = new NexusSet;
+      return result;
+}
+
 NexusSet* NetForce::nex_input(bool)
 {
       cerr << get_fileline() << ": internal warning: NetForce::nex_input()"
diff --git a/netlist.h b/netlist.h
index f28d18b51..57acafd64 100644
--- a/netlist.h
+++ b/netlist.h
@@ -3406,6 +3406,7 @@ class NetEvWait  : public NetProc {
 	// process? This method checks.
       virtual bool is_synchronous();
 
+      virtual NexusSet* nex_input(bool rem_out = true);
       virtual void nex_output(NexusSet&out);
 
       virtual bool synth_async(Design*des, NetScope*scope,