# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1663584304 -7200
# Node ID ddbac2551dacc3dce403cc1c00c1c354434bc44e
# Parent  4a9a699a2948c8ba34f87a2093a70cbccb5bea8e
patch 9.0.0501: warning for using uninitialized value in mouse test

Commit: https://github.com/vim/vim/commit/18ee0feb5dfbe51993dc715d24cf419ac92ebf92
Author: Bram Moolenaar <Bram@vim.org>
Date:   Mon Sep 19 11:44:11 2022 +0100

    patch 9.0.0501: warning for using uninitialized value in mouse test

    Problem:    Warning for using uninitialized value in mouse test.
    Solution:   Clear ScreenCols when allocating it. (Dominique Pell?)

diff --git a/src/screen.c b/src/screen.c
--- a/src/screen.c
+++ b/src/screen.c
@@ -2708,7 +2708,9 @@ retry:
     if (enc_dbcs == DBCS_JPNU)
 	new_ScreenLines2 = LALLOC_MULT(schar_T, (Rows + 1) * Columns);
     new_ScreenAttrs = LALLOC_MULT(sattr_T, (Rows + 1) * Columns);
-    new_ScreenCols = LALLOC_MULT(colnr_T, (Rows + 1) * Columns);
+    // Clear ScreenCols to avoid a warning for unitialized memory in
+    // jump_to_mouse().
+    new_ScreenCols = LALLOC_CLEAR_MULT(colnr_T, (Rows + 1) * Columns);
     new_LineOffset = LALLOC_MULT(unsigned, Rows);
     new_LineWraps = LALLOC_MULT(char_u, Rows);
     new_TabPageIdxs = LALLOC_MULT(short, Columns);
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -700,6 +700,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    501,
+/**/
     500,
 /**/
     499,