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authorzeertzjq <zeertzjq@outlook.com>2024-07-31 09:53:13 +0800
committerzeertzjq <zeertzjq@outlook.com>2024-07-31 10:49:55 +0800
commit43c137c3d8473ab87b5dad5c4c2414dd1016f663 (patch)
treeaa63cb1df4e9373f1e3519293aabfe6c0155a113 /src/nvim/eval.c
parent403de7ffc752c811d012020412ce1bbd4c61986f (diff)
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vim-patch:9.2.1731: Vim9: cannot use += to append to empty NULL list
Problem: Vim9: cannot use += to append to empty NULL list. Solution: Copy the list instead of extending it. (closes vim/vim#6998) https://github.com/vim/vim/commit/81ed4960482f8baabdd7f95b4d5e39744be88ae7 Co-authored-by: Bram Moolenaar <Bram@vim.org>
Diffstat (limited to 'src/nvim/eval.c')
-rw-r--r--src/nvim/eval.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/nvim/eval.c b/src/nvim/eval.c
index 247948ffe9..b084328f77 100644
--- a/src/nvim/eval.c
+++ b/src/nvim/eval.c
@@ -1519,7 +1519,14 @@ static char *get_lval_subscript(lval_T *lp, char *p, char *name, typval_T *rettv
key = (char *)tv_get_string(&var1); // is number or string
}
lp->ll_list = NULL;
+
+ // a NULL dict is equivalent with an empty dict
+ if (lp->ll_tv->vval.v_dict == NULL) {
+ lp->ll_tv->vval.v_dict = tv_dict_alloc();
+ lp->ll_tv->vval.v_dict->dv_refcount++;
+ }
lp->ll_dict = lp->ll_tv->vval.v_dict;
+
lp->ll_di = tv_dict_find(lp->ll_dict, key, len);
// When assigning to a scope dictionary check that a function and