From ae39a9a55c803d323449d9f57cada68079d10dd3 Mon Sep 17 00:00:00 2001
From: Dylan Nicholson <wizofaus@hotmail.com>
Date: Tue, 29 Jun 2021 12:29:36 +0200
Subject: [PATCH] fix #321924 allow sub and sup tags in instrument names

Backport of #8254
---
 libmscore/textbase.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libmscore/textbase.cpp b/libmscore/textbase.cpp
index 31daa83254d1d..5e7aecf227d8a 100644
--- a/libmscore/textbase.cpp
+++ b/libmscore/textbase.cpp
@@ -2671,7 +2671,7 @@ bool TextBase::validateText(QString& s)
                         d.append("&amp;");
                   }
             else if (c == '<') {
-                  const char* ok[] { "b>", "/b>", "i>", "/i>", "u>", "/u", "font ", "/font>", "sym>", "/sym>" };
+                  const char* ok[] { "b>", "/b>", "i>", "/i>", "u>", "/u", "font ", "/font>", "sym>", "/sym>", "sub>", "/sub>", "sup>", "/sup>" };
                   QString t = s.mid(i+1);
                   bool found = false;
                   for (auto k : ok) {