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Parse the fusion operator (":") and translate it in ltl2tgba_fm().

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* src/ltlast/multop.hh (multop::type::Fusion): New operator.
* src/ltlast/multop.cc: Handle it.
* src/ltlparse/ltlparse.yy: Declare OP_FUSION and add grammar
rules.
* src/ltlparse/ltlscan.ll: Recognize ":" as OP_FUSION.
* src/tgbaalgos/ltl2tgba_fm.cc (ratexp_trad_visitor::visit):
Add translation rule for multop::Fusion.
* src/tgbatest/ltl2tgba.test: Add more tests.
* src/ltlvisit/basicreduce.cc, src/ltlvisit/consterm.cc,
src/ltlvisit/contain.cc, src/ltlvisit/mark.cc,
src/ltlvisit/nenoform.cc, src/ltlvisit/syntimpl.cc,
src/ltlvisit/tostring.cc, src/tgba/formula2bdd.cc,
src/tgbaalgos/eltl2tgba_lacim.cc, src/tgbaalgos/ltl2taa.cc,
src/tgbaalgos/ltl2tgba_lacim.cc: Handle multop::Fusion in switches.
This commit is contained in:
Alexandre Duret-Lutz 2010-03-02 16:25:08 +01:00
parent ad519b8568
commit c2b3dac7aa
17 changed files with 146 additions and 25 deletions
Download patch file Download diff file Expand all files Collapse all files

11
src/ltlvisit/consterm.cc
View file

@ -97,6 +97,13 @@ namespace spot
void
visit(const multop* mo)
{
// The fusion operator cannot be used to recognize the empty word.
if (mo->op() == multop::Fusion)
{
result_ = false;
return;
}
unsigned max = mo->size();
// This sets the initial value of result_.
mo->nth(0)->accept(*this);
@ -118,6 +125,10 @@ namespace spot
if (!result_)
return;
break;
case multop::Fusion:
/* Unreachable code */
assert(0);
break;
}
}
}