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The neverclaim output by spin -f '([]a && XXXX!a)' was not

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understood by Spot.

* src/neverparse/neverclaimparse.yy: Support "if :: false fi;"
instructions.  Spin sometimes output these on dead states.
Also rewrite the "transitions" rule as a left recursion.
* src/tgbatest/neverclaimread.test: Adjust output because
of the right->left recursion change, and add two more formula
to submit to Spin to test its output.
This commit is contained in:
Alexandre Duret-Lutz 2011-01-06 19:03:41 +01:00
parent 6cb5df0bd7
commit df2a950ed4
3 changed files with 75 additions and 32 deletions
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8
src/tgbatest/neverclaimread.test
View file

@ -1,5 +1,5 @@
#!/bin/sh
# Copyright (C) 2010 Laboratoire de Recherche et Développement
# Copyright (C) 2010, 2011 Laboratoire de Recherche et Développement
# de l'Epita (LRDE).
#
# This file is part of Spot, a model checking library.
@ -48,11 +48,11 @@ digraph G {
0 [label="", style=invis, height=0]
0 -> 1
1 [label="T2_init"]
1 -> 2 [label="p0 & p1\n"]
1 -> 1 [label="1\n"]
1 -> 2 [label="p0 & p1\n"]
2 [label="T1"]
2 -> 2 [label="p1\n"]
2 -> 3 [label="p1 & !p0\n"]
2 -> 2 [label="p1\n"]
3 [label="accept_all"]
3 -> 3 [label="1\n{Acc[1]}"]
}
@ -101,6 +101,8 @@ a
X false
([] a) U X b
(a U b) U (c U d)
true
([]a && XXXX!a)
EOF
while read f
do