from-ltlf: never output strong_X

* spot/tl/ltlf.cc: Here. * tests/core/ltlfilt.test: Adjust test case.
2019-09-24 10:34:04 +02:00 · 2019-09-24 10:34:04 +02:00 · 4378745458
commit 4378745458
parent 98a8b891a1
2 changed files with 4 additions and 2 deletions
--- a/spot/tl/ltlf.cc
+++ b/spot/tl/ltlf.cc
@ -30,6 +30,8 @@ namespace spot
      switch (auto o = f.kind())
        {
        case op::strong_X:
+          o = op::X;
+          SPOT_FALLTHROUGH;
        case op::F:
          return formula::unop(o, formula::And({alive, t(f[0])}));
        case op::X:             // weak