patch 8.0.1377: cannot call a dict function in autoloaded dict
Problem: Cannot call a dict function in autoloaded dict.
Solution: Call get_lval() passing the read-only flag.
diff --git a/src/userfunc.c b/src/userfunc.c
index e187684..9b60554 100644
--- a/src/userfunc.c
+++ b/src/userfunc.c
@@ -1594,7 +1594,7 @@
start += lead;
/* Note that TFN_ flags use the same values as GLV_ flags. */
- end = get_lval(start, NULL, &lv, FALSE, skip, flags,
+ end = get_lval(start, NULL, &lv, FALSE, skip, flags | GLV_READ_ONLY,
lead > 2 ? 0 : FNE_CHECK_START);
if (end == start)
{