Mercurial > vim
diff src/vim9class.c @ 31746:d3d3ed2c09f6 v9.0.1205
patch 9.0.1205: crash when handling class that extends another class
Commit: https://github.com/vim/vim/commit/ae3205aa55741152b0143dbd7d637b35f576793e
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Jan 15 20:49:00 2023 +0000
patch 9.0.1205: crash when handling class that extends another class
Problem: Crash when handling class that extends another class with more
than one object members.
Solution: Correct pointer computations. (closes #11824)
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Sun, 15 Jan 2023 22:00:03 +0100 |
| parents | ef7a9a7eb197 |
| children | 48431422f766 |
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--- a/src/vim9class.c +++ b/src/vim9class.c @@ -182,10 +182,11 @@ add_members_to_class( for (int i = 0; i < parent_count; ++i) { // parent members need to be copied - *members[i] = parent_members[i]; - members[i]->ocm_name = vim_strsave(members[i]->ocm_name); - if (members[i]->ocm_init != NULL) - members[i]->ocm_init = vim_strsave(members[i]->ocm_init); + ocmember_T *m = *members + i; + *m = parent_members[i]; + m->ocm_name = vim_strsave(m->ocm_name); + if (m->ocm_init != NULL) + m->ocm_init = vim_strsave(m->ocm_init); } if (gap->ga_len > 0) // new members are moved