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scc_filter: Improve selection of missing acceptance sets.

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* src/tgbaalgos/sccfilter.cc: Reuse existing acceptance set as filler
in SCC sets that need less SCC sets than the other SCCs automaton.
* src/tgbatest/sccsimpl.test: Add more tests.
This commit is contained in:
Alexandre Duret-Lutz 2013-03-02 15:34:38 +01:00
parent 4c2791e042
commit 88cd376dff
2 changed files with 70 additions and 23 deletions
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11
src/tgbatest/sccsimpl.test
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@ -159,3 +159,14 @@ S6, S6, "p1 | p2 | p3", ZZ;
EOF
run 0 ../ltl2tgba -X -R3 -b aut7.txt > out7.txt
test `grep '^acc' out7.txt | wc -w` = 4
run 0 ../ltl2tgba -R3 -b '(GFa&GFb) | (GFc&GFd)' > out8.txt
test `grep '^acc' out8.txt | wc -w` = 4
# This formula gives a 12-state automaton in which one acceptance
# condition can be removed, and after what direct simulation should
# simplify the automaton to 6 states.
run 0 ../ltl2tgba -R3 -s -RDS -ks \
'(G(!((b) R (a)))) R (((c) R (!(d))) U (G((a) | (!(G(e))))))' > out9.txt
grep 'states: 6$' out9.txt