From b5312b9ba00ae20937c3983ea41ae6aacd7c95df Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Sun, 27 Jun 2021 21:37:11 -0400
Subject: [PATCH] get_interrupt_line can be const.

---
 Machines/Enterprise/Nick.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Machines/Enterprise/Nick.hpp b/Machines/Enterprise/Nick.hpp
index d620d21a8..eef4f19b0 100644
--- a/Machines/Enterprise/Nick.hpp
+++ b/Machines/Enterprise/Nick.hpp
@@ -34,7 +34,7 @@ class Nick {
 			@returns The current state of the interrupt line — @c true for active;
 				@c false for inactive.
 		*/
-		inline bool get_interrupt_line() {
+		inline bool get_interrupt_line() const {
 			return interrupt_line_;
 		}