patch 8.2.3091: Vim9: default argument expr. cannot use previous argument
Problem: Vim9: default argument expression cannot use previous argument
Solution: Correct argument index. (closes #8496)
diff --git a/src/structs.h b/src/structs.h
index d6f4988..be4082b 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -1610,6 +1610,8 @@
int uf_dfunc_idx; // only valid if uf_def_status is UF_COMPILED
garray_T uf_args; // arguments, including optional arguments
garray_T uf_def_args; // default argument expressions
+ int uf_args_visible; // normally uf_args.ga_len, less when
+ // compiling default argument expression.
// for :def (for :function uf_ret_type is NULL)
type_T **uf_arg_types; // argument types (count == uf_args.ga_len)