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stength: fix detection of terminal automata

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Fixes issue #553.

* spot/twaalgos/strength.cc (is_type_automaton): Make sure an
accepting SCC is not followed by a rejecting one.
(is_terminal_automaton): Mark the third-argument version deprecated.
* spot/twaalgos/strength.hh: Adjust.
* spot/twaalgos/couvreurnew.cc: Remove the inappropriate terminal
optimization.
* bin/ltlfilt.cc, spot/tl/hierarchy.cc, spot/twaalgos/gfguarantee.cc,
tests/core/ikwiad.cc: Remove usage of the third argument of
is_terminal_automaton.
* tests/core/readsave.test, tests/core/strength.test: Adjust test
cases.
* NEWS: Mention the bug.
This commit is contained in:
Alexandre Duret-Lutz 2023-11-21 16:40:33 +01:00
parent 63362d535f
commit 62fb0c354e
10 changed files with 75 additions and 82 deletions
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2
tests/core/strength.test
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@ -679,7 +679,7 @@ AP: 1 "a"
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels trans-acc complete
properties: deterministic very-weak
properties: deterministic terminal very-weak
--BODY--
State: 0
[t] 0