Mercurial > vim
diff src/eval.c @ 20156:49694eceaa55 v8.2.0633
patch 8.2.0633: crash when using null partial in filter()
Commit: https://github.com/vim/vim/commit/9d8d0b5c644ea53364d04403740b3f23e57c1497
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Apr 24 22:47:31 2020 +0200
patch 8.2.0633: crash when using null partial in filter()
Problem: Crash when using null partial in filter().
Solution: Fix crash. Add more tests. (Yegappan Lakshmanan, closes https://github.com/vim/vim/issues/5976)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Fri, 24 Apr 2020 23:00:04 +0200 |
parents | fe8d0a4344df |
children | 94f05de75e9f |
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line diff
--- a/src/eval.c +++ b/src/eval.c @@ -241,6 +241,9 @@ eval_expr_typval(typval_T *expr, typval_ { partial_T *partial = expr->vval.v_partial; + if (partial == NULL) + return FAIL; + if (partial->pt_func != NULL && partial->pt_func->uf_dfunc_idx >= 0) { if (call_def_function(partial->pt_func, argc, argv, rettv) == FAIL) @@ -6416,8 +6419,9 @@ typval_compare( && typ1->vval.v_partial == NULL) || (typ2->v_type == VAR_PARTIAL && typ2->vval.v_partial == NULL)) - // when a partial is NULL assume not equal - n1 = FALSE; + // When both partials are NULL, then they are equal. + // Otherwise they are not equal. + n1 = (typ1->vval.v_partial == typ2->vval.v_partial); else if (type_is) { if (typ1->v_type == VAR_FUNC && typ2->v_type == VAR_FUNC)