From 66ce9bc18565d5b1af471d84fd7cce4c2a8f1fa0 Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Sat, 16 Aug 2025 17:17:19 +0000
Subject: Version => 8.6.18

---
 README.md         | 2 +-
 changes           | 2 ++
 generic/tcl.h     | 4 ++--
 library/init.tcl  | 2 +-
 unix/configure    | 2 +-
 unix/configure.in | 2 +-
 unix/tcl.spec     | 2 +-
 win/configure     | 2 +-
 win/configure.in  | 2 +-
 9 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/README.md b/README.md
index 7278df6..8e4bb38 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # README:  Tcl
 
-This is the **Tcl 8.6.17** source distribution.
+This is the **Tcl 8.6.18** source distribution.
 
 You can get any source release of Tcl from [our distribution
 site](https://sourceforge.net/projects/tcl/files/Tcl/).
diff --git a/changes b/changes
index d64640e..906130c 100644
--- a/changes
+++ b/changes
@@ -9418,3 +9418,5 @@ Many code fixes to avoid overflow or undefined behavior.  Thanks chrstphrchvz.
 2025-08-12 (bug) [992f94] avoid misaligned pointers in macOS file attribute functions (chavez)
 
 - Released 8.6.17, Aug 15, 2025 - details at https://core.tcl-lang.org/tcl/ -
+
+- (to be) Released 8.6.17, Apr ??, 2026 - details at https://core.tcl-lang.org/tcl/ -
diff --git a/generic/tcl.h b/generic/tcl.h
index d8fd70a..13ddfac 100644
--- a/generic/tcl.h
+++ b/generic/tcl.h
@@ -56,10 +56,10 @@ extern "C" {
 #endif
 #define TCL_MINOR_VERSION   6
 #define TCL_RELEASE_LEVEL   TCL_FINAL_RELEASE
-#define TCL_RELEASE_SERIAL  17
+#define TCL_RELEASE_SERIAL  18
 
 #define TCL_VERSION	    "8.6"
-#define TCL_PATCH_LEVEL	    "8.6.17"
+#define TCL_PATCH_LEVEL	    "8.6.18"
 
 /*
  *----------------------------------------------------------------------------
diff --git a/library/init.tcl b/library/init.tcl
index 5e4bd27..4fe6b79 100644
--- a/library/init.tcl
+++ b/library/init.tcl
@@ -18,7 +18,7 @@
 if {[info commands package] == ""} {
     error "version mismatch: library\nscripts expect Tcl version 7.5b1 or later but the loaded version is\nonly [info patchlevel]"
 }
-package require -exact Tcl 8.6.17
+package require -exact Tcl 8.6.18
 
 # Compute the auto path to use in this interpreter.
 # The values on the path come from several locations:
diff --git a/unix/configure b/unix/configure
index ad20038..533cb59 100755
--- a/unix/configure
+++ b/unix/configure
@@ -1335,7 +1335,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 TCL_VERSION=8.6
 TCL_MAJOR_VERSION=8
 TCL_MINOR_VERSION=6
-TCL_PATCH_LEVEL=".17"
+TCL_PATCH_LEVEL=".18"
 VERSION=${TCL_VERSION}
 
 EXTRA_INSTALL_BINARIES=${EXTRA_INSTALL_BINARIES:-"@:"}
diff --git a/unix/configure.in b/unix/configure.in
index ed07ca5..4078970 100644
--- a/unix/configure.in
+++ b/unix/configure.in
@@ -26,7 +26,7 @@ m4_ifdef([SC_USE_CONFIG_HEADERS], [
 TCL_VERSION=8.6
 TCL_MAJOR_VERSION=8
 TCL_MINOR_VERSION=6
-TCL_PATCH_LEVEL=".17"
+TCL_PATCH_LEVEL=".18"
 VERSION=${TCL_VERSION}
 
 EXTRA_INSTALL_BINARIES=${EXTRA_INSTALL_BINARIES:-"@:"}
diff --git a/unix/tcl.spec b/unix/tcl.spec
index aa47faf..693e5e6 100644
--- a/unix/tcl.spec
+++ b/unix/tcl.spec
@@ -4,7 +4,7 @@
 
 Name:          tcl
 Summary:       Tcl scripting language development environment
-Version:       8.6.17
+Version:       8.6.18
 Release:       2
 License:       BSD
 Group:         Development/Languages
diff --git a/win/configure b/win/configure
index 7c44026..eee0593 100755
--- a/win/configure
+++ b/win/configure
@@ -1325,7 +1325,7 @@ SHELL=/bin/sh
 TCL_VERSION=8.6
 TCL_MAJOR_VERSION=8
 TCL_MINOR_VERSION=6
-TCL_PATCH_LEVEL=".17"
+TCL_PATCH_LEVEL=".18"
 VER=$TCL_MAJOR_VERSION$TCL_MINOR_VERSION
 
 TCL_DDE_VERSION=1.4
diff --git a/win/configure.in b/win/configure.in
index dd7adbc..67880b4 100644
--- a/win/configure.in
+++ b/win/configure.in
@@ -15,7 +15,7 @@ SHELL=/bin/sh
 TCL_VERSION=8.6
 TCL_MAJOR_VERSION=8
 TCL_MINOR_VERSION=6
-TCL_PATCH_LEVEL=".17"
+TCL_PATCH_LEVEL=".18"
 VER=$TCL_MAJOR_VERSION$TCL_MINOR_VERSION
 
 TCL_DDE_VERSION=1.4
-- 
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