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-rw-r--r--Src/subst.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/Src/subst.c b/Src/subst.c
index 24103b3da..25eda1cee 100644
--- a/Src/subst.c
+++ b/Src/subst.c
@@ -1149,6 +1149,7 @@ paramsubst(LinkList l, LinkNode n, char **str, int qt, int ssub)
 		isarr = 0;
 	    }
 	    pm = createparam(nulstring, isarr ? PM_ARRAY : PM_SCALAR);
+	    DPUTS(!pm, "BUG: parameter not created");
 	    if (isarr)
 		pm->u.arr = aval;
 	    else