From 7139d3b286bba5874548eb6faca25cf9bb90f7be Mon Sep 17 00:00:00 2001
From: Oliver Kiddle <opk@zsh.org>
Date: Wed, 20 Mar 2024 23:40:23 +0100
Subject: 52783: allow for unset hash element

---
 Src/Modules/hlgroup.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'Src')

diff --git a/Src/Modules/hlgroup.c b/Src/Modules/hlgroup.c
index 9c0aedcf8..9b656c24e 100644
--- a/Src/Modules/hlgroup.c
+++ b/Src/Modules/hlgroup.c
@@ -91,7 +91,8 @@ getgroup(const char *name, int sgr)
     if (!(v = getvalue(&vbuf, &var, 0)) ||
 	     PM_TYPE(v->pm->node.flags) != PM_HASHED ||
 	     !(hlg = v->pm->gsu.h->getfn(v->pm)) ||
-	     !(hn = gethashnode2(hlg, name)))
+	     !(hn = gethashnode2(hlg, name)) ||
+	     (((Param) hn)->node.flags & PM_UNSET))
     {
 	pm->u.str = dupstring("");
 	pm->node.flags |= PM_UNSET;
-- 
cgit v1.2.3-70-g09d2