* NEWS: Update for upcoming release.

NEWS

@@ -10,14 +10,14 @@ New in spot 2.1.2.dev (not yet released)
     formula processed, was renamed to "ltldo --stats=%#" to free %R
     for the following feature.
 
-  * autfilt, dstar2tgba, ltl2tgba, ltlcross, ltldo learned to time any
-    task in a more precise way thanks to %R, %[LETTER]R option. User
-    or system time, for children or parent, can be measured
-    separately.  A typical use-case is "ltldo --stats='... %[c]R ...'
-    ..." to measure the time spent in the tool ran by ltldo, excluding
-    that of ltldo.  In all tools, the difference between %r
-    (wall-clock time) and %R (process time) can also be used to detect
-    unreliable measurements.
+  * autfilt, dstar2tgba, ltl2tgba, ltlcross, ltldo learned to measure
+    cpu-time (as opposed to wall-time) using --stats=%R.  User or
+    system time, for children or parent, can be measured separately by
+    adding additional %[LETTER]R options.  A typical use-case is
+    "ltldo --stats='... %[c]R ...'  ..." to measure the time spent in
+    the tool ran by ltldo, excluding that of ltldo.  In all tools, the
+    difference between %r (wall-clock time) and %R (CPU time) can also
+    be used to detect unreliable measurements.
 
   Library:
 
@@ -42,15 +42,21 @@ New in spot 2.1.2.dev (not yet released)
 
   * scc_filter() learned to preserve state names and highlighted states.
 
+  * The BuDDy library has been slightly optimized: the initial setup
+    of the unicity table can now be vectorized by GCC, and all calls
+    to setjmp are now avoided when variable reordering is disabled
+    (the default).
+
   Bugs:
 
-  * ltl2tgba was alway using the highest settings for the LTL
+  * ltl2tgba was always using the highest settings for the LTL
     simplifier, ignoring the --low and --medium options.  Now
       genltl --go-theta=12 | ltl2tgba --low --any
     is instantaneous as it should be.
 
-  * Compression could encode '6' and '22' in the same way. This issue
-    only appears when using the compression from intvcomp.hh.
+  * The int-vector compression code could encode 6 and 22 in the
+    same way, causing inevitable issues in our LTSmin interface.
+    (This affects tests/ltsmin/modelcheck with option -z, not -Z.)
 
   * str_sere() and str_utf8_sere() were not returning the same
     string that print_sere() and print_utf8_sere() would print.
@@ -63,7 +69,10 @@ New in spot 2.1.2.dev (not yet released)
 
   * When the automaton_stream_parser reads an automaton from an
     already opened file descriptor, it will not close the file
-    anymore.
+    anymore.  Before that the spot.automata() python function used to
+    close a file descriptor twice when reading from a pipe, and this
+    led to crashes of the 0MQ library used by Jupyter, killing the
+    Python kernel.
 
   * remove_fin() could produce incorrect result on incomplete
     automata tagged as weak and deterministic.
@@ -72,6 +81,9 @@ New in spot 2.1.2.dev (not yet released)
     in unexpected behaviors, because set_acceptance(0,...)  used to
     set the state-based acceptance flag automatically.
 
+  * Some buffering issue caused syntax errors to be displayed out
+    of place on the on-line translator.
+
 New in spot 2.1.2 (2016-10-14)
 
   Command-line tools: