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diff src/vim9compile.c @ 23513:872239543313 v8.2.2299

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patch 8.2.2299: Vim9: invalid memory access making error message flaky Commit: https://github.com/vim/vim/commit/d1510ee9469f623c872a18b6e3c3666c0fb23c58 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jan 4 16:15:58 2021 +0100 patch 8.2.2299: Vim9: invalid memory access making error message flaky Problem: Vim9: invalid memory access making error message flaky. Solution: Do not check cmd_argt for CMD_USER. (issue https://github.com/vim/vim/issues/7467)
author Bram Moolenaar <Bram@vim.org>
date Mon, 04 Jan 2021 16:30:03 +0100
parents bb29b09902d5
children 8cce160b9183
line wrap: on
line diff
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -7797,6 +7797,13 @@ compile_def_function(ufunc_T *ufunc, int
 		   : (int (*)(char_u *, size_t, void *, cctx_T *))lookup_local,
 									&cctx);
 
+	if (p == NULL)
+	{
+	    if (cctx.ctx_skip != SKIP_YES)
+		emsg(_(e_ambiguous_use_of_user_defined_command));
+	    goto erret;
+	}
+
 	if (p == ea.cmd && ea.cmdidx != CMD_SIZE)
 	{
 	    if (cctx.ctx_skip == SKIP_YES)