From c19a0927e1b95289033e504cb44994feffad1091 Mon Sep 17 00:00:00 2001
From: Bart Schaefer <schaefer@zsh.org>
Date: Fri, 21 Dec 2018 11:39:45 -0800
Subject: 43921: ${\var} should be an error

---
 Src/subst.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Src')

diff --git a/Src/subst.c b/Src/subst.c
index ff6750a59..60eb33390 100644
--- a/Src/subst.c
+++ b/Src/subst.c
@@ -2338,7 +2338,7 @@ paramsubst(LinkList l, LinkNode n, char **str, int qt, int pf_flags,
 		zerr("bad substitution");
 		return NULL;
 	    }
-	} else if (inbrace && inull(*s)) {
+	} else if (inbrace && inull(*s) && *s != Bnull) {
 	    /*
 	     * Handles things like ${(f)"$(<file)"} by skipping 
 	     * the double quotes.  We don't need to know what was
-- 
cgit 1.4.1