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translate: add support for -x exprop

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This helped confirming a behavior observed in #298.

* spot/twaalgos/translate.cc, spot/twaalgos/translate.hh: Add support
for -x exprop.
* bin/spot-x.cc, NEWS: Document it.
* tests/core/ltl2tgba2.test: Test it.
This commit is contained in:
Alexandre Duret-Lutz 2020-12-14 15:53:19 +01:00
parent 71f1928052
commit 142460628c
5 changed files with 44 additions and 5 deletions
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6
bin/spot-x.cc
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@ -58,6 +58,12 @@ default) to disable.") },
the transitions that enter accepting SCCs, and not only on the transitions \
inside accepting SCCs. This option defaults to 0, and is only used when \
comp-susp=1.") },
{ DOC("exprop", "When set, this causes the core LTL translation to \
explicitly iterate over all possible valuations of atomic propositions when \
considering the successors of a BDD-encoded state, instead of discovering \
possible successors by rewriting the BDD as a sum of product. This is enabled \
by default for --high, and disabled by default otherwise. When unambiguous \
automata are required, this option forced and cannot be disabled.") },
{ DOC("skel-simul", "Default to 1. Set to 0 to disable simulation \
on the skeleton automaton during compositional suspension. Only used when \
comp-susp=1.") },