From 7030646671d3f314a8749157c40a41003b22cb70 Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Sat, 6 Aug 2022 14:42:09 -0400
Subject: [PATCH] Avoid infinite loop.

---
 OSBindings/Mac/Clock SignalTests/AmigaBlitterTests.mm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/OSBindings/Mac/Clock SignalTests/AmigaBlitterTests.mm b/OSBindings/Mac/Clock SignalTests/AmigaBlitterTests.mm
index d5bd34bfe..33f8b24b8 100644
--- a/OSBindings/Mac/Clock SignalTests/AmigaBlitterTests.mm	
+++ b/OSBindings/Mac/Clock SignalTests/AmigaBlitterTests.mm	
@@ -162,6 +162,11 @@ struct Chipset {
 
 		// Loop until another [comparable] bus transaction appears, and test.
 		while(true) {
+			if(!(blitter.get_status() & 0x4000)) {
+				XCTAssert(false, @"Blitter terminated early at index %lu", (unsigned long)index);
+				return;
+			}
+
 			blitter.advance_dma();
 
 			const auto transactions = blitter.get_and_reset_transactions();