From a123be70f01c43cdafd698d61eca1913db478d24 Mon Sep 17 00:00:00 2001
From: Tristan Gingold <tgingold@free.fr>
Date: Tue, 26 Jul 2022 22:02:07 +0200
Subject: netlist-disp_vhdl: add a separator between instances and signals.

Fix #2140
---
 src/synth/netlists-disp_vhdl.adb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/synth/netlists-disp_vhdl.adb b/src/synth/netlists-disp_vhdl.adb
index 82f8abfc7..2898d8b43 100644
--- a/src/synth/netlists-disp_vhdl.adb
+++ b/src/synth/netlists-disp_vhdl.adb
@@ -139,7 +139,7 @@ package body Netlists.Disp_Vhdl is
                   null;
                when others =>
                   Port_Name := Get_Output_Desc (M, Idx).Name;
-                  Put ("_");
+                  Put ("_c_");
                   Put_Interface_Name (Port_Name);
             end case;
          end if;
-- 
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