From d88a5d26b7849e25dceb3854070dd56f9044c7ee Mon Sep 17 00:00:00 2001
From: Miodrag Milanovic <mmicko@gmail.com>
Date: Fri, 3 Jun 2022 08:38:16 +0200
Subject: Fix preventing show crashing with newer graphviz

---
 passes/cmds/show.cc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'passes')

diff --git a/passes/cmds/show.cc b/passes/cmds/show.cc
index 35aa410e4..43deba47b 100644
--- a/passes/cmds/show.cc
+++ b/passes/cmds/show.cc
@@ -191,7 +191,12 @@ struct ShowWorker
 
 		std::string str;
 		for (char ch : id) {
-			if (ch == '\\' || ch == '"')
+			if (ch == '\\') {
+				 // new graphviz have bug with escaping '\'
+				str += "&#9586;";
+				continue;
+			}
+			if (ch == '"')
 				str += "\\";
 			str += ch;
 		}
-- 
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