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Use [*0] instead of #e, and support [*] in addition to *.

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* src/ltlparse/ltlscan.ll: Recognize [*] as *, and use
[*0] instead of #e for the empty word.
* src/ltlast/binop.cc, src/ltlast/constant.cc,
src/ltlast/multop.cc, src/ltlast/multop.hh, src/ltlast/unop.cc,
src/ltlast/unop.hh, src/ltltest/consterm.test,
src/ltltest/equals.test: Adjust all occurrences of #e to [*0].
* src/tgbatest/ltl2tgba.test: Also use [*].
This commit is contained in:
Alexandre Duret-Lutz 2010-03-09 16:08:38 +01:00
parent 4e7233d9fa
commit 8b8633de8c
10 changed files with 41 additions and 42 deletions
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5
src/tgbatest/ltl2tgba.test
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@ -67,7 +67,7 @@ check_psl '{(g;y;r)*}<>->x'
check_psl 'G({(g;y;r)*}<>->x)'
check_psl 'G({(a;b)*}<>->x)&G({(c;d)*}<>->y)'
check_psl 'G({{a;b}*}[]->x)&G({{c;d}*}[]->y)' # try sub-braces
check_psl '{(#e + a):c*:(#e + b)}<>->d'
check_psl '{([*0] + a):c*:([*0] + b)}<>->d'
check_psl '{a;e;f:(g*);h}<>->d'
check_psl '{(a:b)* & (c*:d)}<>->e'
check_psl '{(a:b)*}'
@ -76,10 +76,9 @@ check_psl '{a;b}'
check_psl '{(a;b)*}'
check_psl 'G{(a;b)*}'
check_psl '{a*}[]->{b*}'
# Example from "Beyond Hardware Verification" by Glazberg, Moulin, Orni,
# Ruah, Zarpas (2007).
check_psl '{1*;req;ack;1}[]->{start;busy*;done}'
check_psl '{1[*];req;ack;1}[]->{start;busy[*];done}'
# Make sure 'a U (b U c)' has 3 states and 6 transitions,
# before and after degeneralization.