From c7269f862748c3b0f56b5a651019e18c7d5190ee Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Sun, 5 Dec 2021 11:36:23 +0000
Subject: patch 8.2.3740: memory left allocated on exit when using Tcl

Problem:    Memory left allocated on exit when using Tcl.
Solution:   Call Tcl_Finalize().
---
 src/alloc.c          | 3 +++
 src/if_tcl.c         | 8 ++++++++
 src/proto/if_tcl.pro | 1 +
 src/version.c        | 2 ++
 4 files changed, 14 insertions(+)

diff --git a/src/alloc.c b/src/alloc.c
index 38b452cbe2..84a1124f35 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -573,6 +573,9 @@ free_all_mem(void)
 # endif
 # ifdef FEAT_GUI_GTK
     gui_mch_free_all();
+# endif
+# ifdef FEAT_TCL
+    vim_tcl_finalize();
 # endif
     clear_hl_tables();
 
diff --git a/src/if_tcl.c b/src/if_tcl.c
index f3f4b0798a..4838e31976 100644
--- a/src/if_tcl.c
+++ b/src/if_tcl.c
@@ -248,6 +248,14 @@ vim_tcl_init(char *arg)
 #endif
 }
 
+#if defined(EXITFREE) || defined(PROTO)
+    void
+vim_tcl_finalize(void)
+{
+    Tcl_Finalize();
+}
+#endif
+
 #if defined(DYNAMIC_TCL) || defined(PROTO)
 
 static int stubs_initialized = FALSE;
diff --git a/src/proto/if_tcl.pro b/src/proto/if_tcl.pro
index b572fb84ca..11ca7a20ea 100644
--- a/src/proto/if_tcl.pro
+++ b/src/proto/if_tcl.pro
@@ -1,5 +1,6 @@
 /* if_tcl.c */
 void vim_tcl_init(char *arg);
+void vim_tcl_finalize(void);
 int tcl_enabled(int verbose);
 void tcl_end(void);
 void ex_tcl(exarg_T *eap);
diff --git a/src/version.c b/src/version.c
index 338b8a4ad4..6e1e30aa98 100644
--- a/src/version.c
+++ b/src/version.c
@@ -753,6 +753,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3740,
 /**/
     3739,
 /**/
-- 
cgit v1.2.3