patch 9.0.1911: Vim9: segfault with null object and instanceof() Commit: https://github.com/vim/vim/commit/3da696db6ac6103eb8f07cf7be23fa0e12c2419d Author: Ernie Rael <err...@raelity.com> Date: Tue Sep 19 20:14:18 2023 +0200
patch 9.0.1911: Vim9: segfault with null object and instanceof() Problem: Vim9: segfault with null object and instanceof() Solution: return early closes: #13121 Signed-off-by: Christian Brabandt <c...@256bit.org> Co-authored-by: Ernie Rael <err...@raelity.com> diff --git a/src/testdir/test_vim9_class.vim b/src/testdir/test_vim9_class.vim index fa621b25a..1021114a9 100644 --- a/src/testdir/test_vim9_class.vim +++ b/src/testdir/test_vim9_class.vim @@ -3032,6 +3032,10 @@ def Test_instanceof() assert_true(instanceof(a3, [Base1, Base2, Intf1])) enddef Foo() + + var o_null: Base1 + assert_false(instanceof(o_null, Base1)) + END v9.CheckSourceSuccess(lines) enddef diff --git a/src/version.c b/src/version.c index c2bef2ff5..79b1e11c7 100644 --- a/src/version.c +++ b/src/version.c @@ -699,6 +699,8 @@ static char *(features[]) = static int included_patches[] = { /* Add new patch number below this line */ +/**/ + 1911, /**/ 1910, /**/ diff --git a/src/vim9class.c b/src/vim9class.c index da862f266..f122f90c1 100644 --- a/src/vim9class.c +++ b/src/vim9class.c @@ -2865,6 +2865,9 @@ f_instanceof(typval_T *argvars, typval_T *rettv) || check_for_class_or_list_arg(argvars, 1) == FAIL) return; + if (object_tv->vval.v_object == NULL) + return; + if (classinfo_tv->v_type == VAR_LIST) { FOR_ALL_LIST_ITEMS(classinfo_tv->vval.v_list, li) -- -- You received this message from the "vim_dev" maillist. Do not top-post! Type your reply below the text you are replying to. For more information, visit http://www.vim.org/maillist.php --- You received this message because you are subscribed to the Google Groups "vim_dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to vim_dev+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/vim_dev/E1qifU8-002Hv8-SR%40256bit.org.