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-rw-r--r--src/eval.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/src/eval.c b/src/eval.c
index 3f9db7d16..08603cad6 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -2092,14 +2092,15 @@ get_lval(
if (lp->ll_di == NULL)
{
- /* Can't add "v:" variable. */
- if (lp->ll_dict == &vimvardict)
+ // Can't add "v:" or "a:" variable.
+ if (lp->ll_dict == &vimvardict
+ || &lp->ll_dict->dv_hashtab == get_funccal_args_ht())
{
semsg(_(e_illvar), name);
return NULL;
}
- /* Key does not exist in dict: may need to add it. */
+ // Key does not exist in dict: may need to add it.
if (*p == '[' || *p == '.' || unlet)
{
if (!quiet)
@@ -7919,14 +7920,14 @@ set_var(
}
else /* add a new variable */
{
- /* Can't add "v:" variable. */
- if (ht == &vimvarht)
+ // Can't add "v:" or "a:" variable.
+ if (ht == &vimvarht || ht == get_funccal_args_ht())
{
semsg(_(e_illvar), name);
return;
}
- /* Make sure the variable name is valid. */
+ // Make sure the variable name is valid.
if (!valid_varname(varname))
return;