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introduce op::strong_X

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This was prompted by reports by Andrew Wells and Yong Li.

* NEWS, doc/tl/tl.tex: Document the changes.
* THANKS: Add Andrew.
* bin/ltlfilt.cc: Match --ltl before --from-ltlf if needed.
* spot/parsetl/parsedecl.hh, spot/parsetl/parsetl.yy,
spot/parsetl/scantl.ll: Parse X[!].
* spot/tl/formula.cc, spot/tl/formula.hh: Declare the new operator.
* spot/tl/ltlf.cc: Adjust to handle op::X and op::strong_X correctly.
* spot/tl/dot.cc, spot/tl/mark.cc, spot/tl/mutation.cc,
spot/tl/print.cc, spot/tl/simplify.cc, spot/tl/snf.cc,
spot/tl/unabbrev.cc, spot/twa/formula2bdd.cc,
spot/twaalgos/ltl2taa.cc, spot/twaalgos/ltl2tgba_fm.cc,
tests/core/ltlgrind.test, tests/core/rand.test,
tests/core/sugar.test, tests/python/randltl.ipynb: Adjust.
* tests/core/ltlfilt.test, tests/core/sugar.test,
tests/core/utf8.test: More tests.
This commit is contained in:
Alexandre Duret-Lutz 2019-09-22 21:15:55 +02:00
parent b91ba58bbe
commit be389c5c25
26 changed files with 434 additions and 134 deletions
Download patch file Download diff file Expand all files Collapse all files

1
spot/twaalgos/ltl2taa.cc
View file

@ -81,6 +81,7 @@ namespace spot
return;
}
case op::X:
case op::strong_X:
{
ltl2taa_visitor v = recurse(f[0]);
std::vector<formula> dst;

2
spot/twaalgos/ltl2tgba_fm.cc
View file

@ -585,6 +585,7 @@ namespace spot
case op::F:
case op::G:
case op::X:
case op::strong_X:
case op::Closure:
case op::NegClosure:
case op::NegClosureMarked:
@ -1215,6 +1216,7 @@ namespace spot
return bdd_not(recurse(node[0]));
}
case op::X:
case op::strong_X:
{
// r(Xy) = Next[y]
// r(X(a&b&c)) = Next[a]&Next[b]&Next[c]