Merge branch 'master' into next

NEWS

@@ -1,4 +1,4 @@
-New in spot 2.9.5.dev (not yet released)
+New in spot 2.9.6.dev (not yet released)
 
   Build:
 
@@ -180,6 +180,20 @@ New in spot 2.9.5.dev (not yet released)
 
   Bugs fixed:
 
+  - tgba_determinize() could create parity automata using more colors
+    than necessary.  (Related to issue #298)
+
+New in spot 2.9.6 (2021-01-18)
+
+  Build:
+
+  - Build scripts are now compatible with Autoconf 2.70 (Issue #447)
+    and require at least Autoconf 2.69 (released in 2012).
+
+  - Debian builds use updated standards.
+
+  Bugs fixed:
+
   - twa_graph::merge_edges() could fail to merge two transitions if the
     destination transition was the first of the automaton.  (Issue #441)
 
@@ -187,12 +201,14 @@ New in spot 2.9.5.dev (not yet released)
     performing an (unnecessary) second iteration even when the first
     one failed to reduce the automaton.  (Issue #442)
 
-  - tgba_determinize() could create parity automata using more colors
-    than necessary.
-
   - When passed an incomplete automaton as input, tgba_determinize()
     would sometimes produce a complete automaton but incorrectly mark
-    it as incomplete.
+    it as incomplete.  (Related to issue #298)
+
+  - gf_guarantee_to_ba(), used to translate some specific classes of
+    subformulas, could segfault in some condition (Issue #449).
+
+  - Work around some spurious test suite failures.
 
 New in spot 2.9.5 (2020-11-19)
 

configure.ac

@@ -21,7 +21,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 AC_PREREQ([2.69])
-AC_INIT([spot], [2.9.5.dev], [spot@lrde.epita.fr])
+AC_INIT([spot], [2.9.6.dev], [spot@lrde.epita.fr])
 AC_CONFIG_AUX_DIR([tools])
 AC_CONFIG_MACRO_DIR([m4])
 AM_INIT_AUTOMAKE([1.11 gnu tar-ustar color-tests parallel-tests])

doc/org/setup.org

@@ -1,10 +1,10 @@
 #+OPTIONS: H:2 num:nil toc:t html-postamble:nil ^:nil
 #+EMAIL: spot@lrde.epita.fr
 #+HTML_LINK_HOME: index.html
-#+MACRO: SPOTVERSION 2.9.5
-#+MACRO: LASTRELEASE 2.9.5
-#+MACRO: LASTTARBALL [[http://www.lrde.epita.fr/dload/spot/spot-2.9.5.tar.gz][=spot-2.9.5.tar.gz=]]
-#+MACRO: LASTNEWS [[https://gitlab.lrde.epita.fr/spot/spot/blob/spot-2-9-5/NEWS][summary of the changes]]
+#+MACRO: SPOTVERSION 2.9.6
+#+MACRO: LASTRELEASE 2.9.6
+#+MACRO: LASTTARBALL [[http://www.lrde.epita.fr/dload/spot/spot-2.9.6.tar.gz][=spot-2.9.6.tar.gz=]]
+#+MACRO: LASTNEWS [[https://gitlab.lrde.epita.fr/spot/spot/blob/spot-2-9-6/NEWS][summary of the changes]]
 #+MACRO: LASTDATE 2020-11-19
 
 #+ATTR_HTML: :id spotlogo