From d70bdeab3b976549bdd5d2a5a2675a864ca11f62 Mon Sep 17 00:00:00 2001
From: Ray Chason <Ray Chason>
Date: Fri, 25 Nov 2022 08:39:03 -0500
Subject: [PATCH] Fill the glyph cache when switching symbol sets

---
 src/symbols.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/symbols.c b/src/symbols.c
index 4e84b1765..f7a4d3fef 100644
--- a/src/symbols.c
+++ b/src/symbols.c
@@ -1031,7 +1031,19 @@ do_symset(boolean rogueflag)
 
     if (gs.symset[which_set].name) {
         /* non-default symbols */
-        if (read_sym_file(which_set)) {
+        int ok;
+#ifdef ENHANCED_SYMBOLS
+        if (!glyphid_cache_status()) {
+            fill_glyphid_cache();
+        }
+#endif
+        ok = read_sym_file(which_set);
+#ifdef ENHANCED_SYMBOLS
+        if (glyphid_cache_status()) {
+            free_glyphid_cache();
+        }
+#endif
+        if (ok) {
             ready_to_switch = TRUE;
         } else {
             clear_symsetentry(which_set, TRUE);