Comment 0 for bug 1803136

The 0.40.x series is maintained as LTS release and will receive further bug fix releases in the future. See https://wiki.gnome.org/Projects/Vala

Upstream changes since 0.40.8:

Vala 0.40.11
============
 * Various improvements and bug fixes:
  - codegen:
    + Initialize internal temp-variables used as reference parameter
    + Improve ccode for fixed-length array parameters (#163)
    + Fix regex literal compile flags
    + Add prototype for *_register_type() function
    + Don't emit *_free() of derived compact classes
    + Add prototype for *_new() of abstact compact classes
  - girwriter: Fix ctype of out/ref and array parameters
  - ccode: Fix typo and actually check "end_decls" (#672)
  - abstract syntax tree:
    + Always analyze nodes after they are inserted into the AST
    + Add source_reference to local variable of catch-clause
    + Add missing replace_expression() implementations
    + Fix several construction/parenting issues
    + DataType for GLib.Error should be should resolved as ErrorType
  - testrunner: Reset $run_prefix before generating next test script
  - build: Unconditionally add conditional VALAFLAGS to make bootstrap
  - manual: Update from wiki.gnome.org

 * Bindings:
  - glib-2.0: Computing length once is enough in string.to_utf8()/splice()
  - glib-2.0: Add binding for g_test_add()
  - glib-2.0: Add array length to string.skip (#695)
  - gio-2.0: Result of DBusMessage.get_header() is unowned
  - gobject-2.0,gtk+-*.0: Fix some GLib.Value out/ref parameters
  - gtk+-4.0: Update to 3.94.0+b4b30b49

Vala 0.40.10
============
 * Various improvements and bug fixes:
  - codewriter: Prepend "yield" if is_yield_expression is set on
    MethodCall and ObjectCreationExpression
  - codegen: Fix typo in is_pure_ccode_expression() [#673]
  - gobject-introspection: Fix use after free in scanner [#674]
  - vala: Check if ArrayType supports its given element-type in analyzer pass
  - valadoc: Fix some string escaping which gettext complains about

 * Bindings:
  - Update GIDL-based bindings to fix unsupported type-arguments
  - Add gnome-desktop-3.0 bindings [#668]
  - glib-2.0: Add feature_test_macro details for Time struct's methods
  - glib-2.0: Set DateTime.now () to use local time zone as the default
  - gstreamer: Cherry-pick some fixes from 0.42
  - gtk+-3.0: Update to 3.24.0
  - gtk+-4.0: Update to 3.94.0+d90e2733
  - libxml-2.0: Add missing context parameter in OutputWriteCallback
  - pango: Update to 1.42.3
  - x11: Add binding for XCreateSimpleWindow

Vala 0.40.9
===========
 * Various improvements and bug fixes:
  - girparser: Actually resolve type-arguments to be able to box them if needed
  - girparser: Handle unsupported aliases which could not be fully processed
  - codegen: Free errors after returning them on GDBusMethodInvocation [#657]
  - codegen: Fix invocation of abstract/virtual methods with NoWrapper in
    compact classes
  - vala: Allow read-only properties
  - manual: Update from wiki.gnome.org

 * Bindings:
  - glib-2.0: Add Array.remove*() wrapper to avoid leaking generic elements
  - glib-2.0: Add (u)long.parse/try_parse() and float.parse/try_parse() [#649]
  - glib-2.0: Add return-type of Queue.remove*(), add HashTable.foreach_steal()
  - gtk+-3.0: Update to 3.23.2+6b6e53fd
  - gtk+-4.0: Update to 3.94.0+4e868584
  - webkit2gtk-4.0: Update to 2.20.5

[Impact]
 * Affects all valac reverse-dependency on buildtime

[Test Case]
 * Mass-rebuild of rdepends can be found here
   https://launchpad.net/~ricotz/+archive/ubuntu/bionic-vala-sru-0-40-11/+packages?batch=200&memo=0&start=0

[Regression Potential]
 * Not immediately while it requires an rdepend rebuild to manifest.

[Other Info]
 * Regular upstream maintenance releases are likely to happen every 1-2 months