# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1671453008 -3600
# Node ID df58407c97f3852a7503043388ef34cf0220228e
# Parent  96ff54827295b9d911fc0e69e8bd6c32f8fd3099
patch 9.0.1076: ASAN complains about NULL argument

Commit: https://github.com/vim/vim/commit/8efdcee02ed02cf9e51e1757441715c2479757ee
Author: Bram Moolenaar <Bram@vim.org>
Date:   Mon Dec 19 12:18:09 2022 +0000

    patch 9.0.1076: ASAN complains about NULL argument

    Problem:    ASAN complains about NULL argument.
    Solution:   Skip memmove() when there is nothing to move.

diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1076,
+/**/
     1075,
 /**/
     1074,
diff --git a/src/vim9class.c b/src/vim9class.c
--- a/src/vim9class.c
+++ b/src/vim9class.c
@@ -164,7 +164,8 @@ add_members_to_class(
     *members = gap->ga_len == 0 ? NULL : ALLOC_MULT(ocmember_T, gap->ga_len);
     if (gap->ga_len > 0 && *members == NULL)
 	return FAIL;
-    mch_memmove(*members, gap->ga_data, sizeof(ocmember_T) * gap->ga_len);
+    if (gap->ga_len > 0)
+	mch_memmove(*members, gap->ga_data, sizeof(ocmember_T) * gap->ga_len);
     VIM_CLEAR(gap->ga_data);
     return OK;
 }