From 5c3d1e3258872381831f419765f2969f45caaa11 Mon Sep 17 00:00:00 2001
From: Girish Palya <girishji@gmail.com>
Date: Tue, 22 Apr 2025 19:52:16 +0200
Subject: [PATCH] patch 9.1.1331: Leaking memory with cmdcomplete()

Problem:  Leaking memory with cmdcomplete()
          (zeertzjq, after v9.1.1329)
Solution: free the memory (Girish Palya)

closes: #17190

Signed-off-by: Girish Palya <girishji@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
---
 runtime/doc/builtin.txt      | 4 ++--
 src/cmdexpand.c              | 3 +++
 src/ex_getln.c               | 3 +--
 src/testdir/test_autocmd.vim | 6 ++++++
 src/version.c                | 2 ++
 5 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/runtime/doc/builtin.txt b/runtime/doc/builtin.txt
index 70f3c88e3a..0a1c3b1272 100644
--- a/runtime/doc/builtin.txt
+++ b/runtime/doc/builtin.txt
@@ -1,4 +1,4 @@
-*builtin.txt*	For Vim version 9.1.  Last change: 2025 Apr 21
+*builtin.txt*	For Vim version 9.1.  Last change: 2025 Apr 23
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -1834,7 +1834,7 @@ clearmatches([{win}])					*clearmatches()*
 		Return type: |Number|
 
 
-cmdcomplete_info([{what}])				*cmdcomplete_info()*
+cmdcomplete_info()					*cmdcomplete_info()*
 		Returns a |Dictionary| with information about cmdline
 		completion.  See |cmdline-completion|.
 		The items are:
diff --git a/src/cmdexpand.c b/src/cmdexpand.c
index 45f69bb2fe..5b87d7804a 100644
--- a/src/cmdexpand.c
+++ b/src/cmdexpand.c
@@ -1244,7 +1244,10 @@ showmatches(expand_T *xp, int wildmenu UNUSED)
 
     // Save cmdline before expansion
     if (ccline->cmdbuff != NULL)
+    {
+	vim_free(cmdline_orig);
 	cmdline_orig = vim_strnsave(ccline->cmdbuff, ccline->cmdlen);
+    }
 
     if (xp->xp_numfiles == -1)
     {
diff --git a/src/ex_getln.c b/src/ex_getln.c
index 1137708aeb..8445236acc 100644
--- a/src/ex_getln.c
+++ b/src/ex_getln.c
@@ -1916,8 +1916,7 @@ getcmdline_int(
 	}
 
 	// Trigger CmdlineLeavePre autocommand
-	if (ccline.cmdfirstc != NUL && (c == '\n' || c == '\r' || c == K_KENTER
-		    || c == ESC || c == Ctrl_C))
+	if (c == '\n' || c == '\r' || c == K_KENTER || c == ESC || c == Ctrl_C)
 	    trigger_cmd_autocmd(cmdline_type, EVENT_CMDLINELEAVEPRE);
 
 	// The wildmenu is cleared if the pressed key is not used for
diff --git a/src/testdir/test_autocmd.vim b/src/testdir/test_autocmd.vim
index ae587117e4..6f83b9caea 100644
--- a/src/testdir/test_autocmd.vim
+++ b/src/testdir/test_autocmd.vim
@@ -2038,6 +2038,12 @@ func Test_Cmdline_Trigger()
   call assert_equal('', g:log)
   call feedkeys(":echo hello", "tx")
   call assert_equal('CmdlineLeavePre', g:log)
+  let g:count = 0
+  autocmd CmdlineLeavePre * let g:count += 1
+  call feedkeys(":let c = input('? ')\<cr>B\<cr>", "tx")
+  call assert_equal(2, g:count)
+  unlet! g:count
+  unlet! g:log
   bw!
 endfunc
 
diff --git a/src/version.c b/src/version.c
index 048788e60f..2209282f81 100644
--- a/src/version.c
+++ b/src/version.c
@@ -704,6 +704,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1331,
 /**/
     1330,
 /**/