Patch 8.2.5011
Problem:    Replacing an autocommand requires several lines.
Solution:   Add the "replace" flag to autocmd_add(). (Yegappan Lakshmanan,
            closes #10473)
Files:      runtime/doc/autocmd.txt, runtime/doc/builtin.txt, src/autocmd.c,
            src/testdir/test_autocmd.vim


diff --git a/src/testdir/test_textobjects.vim b/src/testdir/test_textobjects.vim
index 34894d068a2a..9c41d10e5059 100644
--- a/src/testdir/test_textobjects.vim
+++ b/src/testdir/test_textobjects.vim
@@ -41,6 +41,24 @@ func Test_inner_block_with_cpo_M_right_backslash()
   call CpoM('(red (blue\) green)', 1, ['red (blue\) green', 'blue\', 'red 
(blue\) green'])
 endfunc
 
+func Test_inner_block_single_char()
+  new
+  call setline(1, "(a)")
+
+  set selection=inclusive
+  let @"=''
+  call assert_nobeep('norm! 0faviby')
+  call assert_equal('a', @")
+
+  set selection=exclusive
+  let @"=''
+  call assert_nobeep('norm! 0faviby')
+  call assert_equal('a', @")
+
+  set selection&
+  bwipe!
+endfunc
+
 func Test_quote_selection_selection_exclusive()
   new
   call setline(1, "a 'bcde' f")
diff --git a/src/textobject.c b/src/textobject.c
index edaa64c51cc3..9a8a91626042 100644
--- a/src/textobject.c
+++ b/src/textobject.c
@@ -1133,8 +1133,10 @@ current_block(
        /*
         * In Visual mode, when the resulting area is not bigger than what we
         * started with, extend it to the next block, and then exclude again.
+        * Don't try to expand the area if the area is empty.
         */
        if (!LT_POS(start_pos, old_start) && !LT_POS(old_end, curwin->w_cursor)
+               && !EQUAL_POS(start_pos, curwin->w_cursor)
                && VIsual_active)
        {
            curwin->w_cursor = old_start;

-- 
Facepalm statement #5: "Petrol getting more expensive?  Not for me, I'm always
tanking for 20 dollars"

 /// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net   \\\
///                                                                      \\\
\\\        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ ///
 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///

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