Mercurial > vim
diff src/vim9compile.c @ 24061:d6489b4eb14e v8.2.2572
patch 8.2.2572: Vim9: crash when getting the types for a legacy function
Commit: https://github.com/vim/vim/commit/18062fcad648540369db5989aac297431119e037
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Mar 5 21:35:47 2021 +0100
patch 8.2.2572: Vim9: crash when getting the types for a legacy function
Problem: Vim9: crash when getting the types for a legacy function.
Solution: Initialize the type list growarray. (closes https://github.com/vim/vim/issues/7929)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Fri, 05 Mar 2021 21:45:02 +0100 |
parents | 308d29307910 |
children | 780dec2ffa6b |
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--- a/src/vim9compile.c +++ b/src/vim9compile.c @@ -274,7 +274,7 @@ arg_exists( * Lookup a script-local variable in the current script, possibly defined in a * block that contains the function "cctx->ctx_ufunc". * "cctx" is NULL at the script level. - * if "len" is <= 0 "name" must be NUL terminated. + * If "len" is <= 0 "name" must be NUL terminated. * Return NULL when not found. */ static sallvar_T * @@ -8730,6 +8730,8 @@ set_function_type(ufunc_T *ufunc) // The type is included in "tt_args". if (argcount > 0 || varargs) { + if (ufunc->uf_type_list.ga_itemsize == 0) + ga_init2(&ufunc->uf_type_list, sizeof(type_T *), 10); ufunc->uf_func_type = alloc_func_type(ufunc->uf_ret_type, argcount, &ufunc->uf_type_list); // Add argument types to the function type.