changeset 22663:0f90c15a4a28 v8.2.1880

patch 8.2.1880: Vim9: asan complains about adding zero to NULL Commit: https://github.com/vim/vim/commit/af7a9066a956db23a8bc67bc1f82466e3eff55ea Author: Bram Moolenaar <Bram@vim.org> Date: Wed Oct 21 16:49:17 2020 +0200 patch 8.2.1880: Vim9: asan complains about adding zero to NULL Problem: Vim9: Asan complains about adding zero to NULL. Solution: Check for argument count first.
author Bram Moolenaar <Bram@vim.org>
date Wed, 21 Oct 2020 17:00:03 +0200
parents 0f6e0cc4e927
children 9ce47e3bca78
files src/version.c src/vim9compile.c
diffstat 2 files changed, 8 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1880,
+/**/
     1879,
 /**/
     1878,
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -1475,11 +1475,13 @@ generate_BCALL(cctx_T *cctx, int func_id
 	isn->isn_arg.shuffle.shfl_up = argoff - 1;
     }
 
-    // Check the types of the arguments.
-    argtypes = ((type_T **)stack->ga_data) + stack->ga_len - argcount;
-    if (argcount > 0 && internal_func_check_arg_types(
-					argtypes, func_idx, argcount) == FAIL)
+    if (argcount > 0)
+    {
+	// Check the types of the arguments.
+	argtypes = ((type_T **)stack->ga_data) + stack->ga_len - argcount;
+	if (internal_func_check_arg_types(argtypes, func_idx, argcount) == FAIL)
 	    return FAIL;
+    }
 
     if ((isn = generate_instr(cctx, ISN_BCALL)) == NULL)
 	return FAIL;