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Introduce [->min..max] operator.

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* src/ltlast/bunop.hh: Declare bunop::Goto
* src/ltlast/bunop.cc: Handle it.
* src/ltlparse/ltlparse.yy,
src/ltlparse/ltlscan.ll: Add rules for [->min..max].
* src/tgbaalgos/ltl2tgba_fm.cc: Handle bunop::Goto in
the translation.
* src/ltltest/equals.test: Test trivial identities.
* src/tgbatest/ltl2tgba.test: Test two more formulae using [->].
This commit is contained in:
Alexandre Duret-Lutz 2010-10-15 11:41:18 +02:00
parent 2c31e541b5
commit da74b4f180
7 changed files with 138 additions and 11 deletions
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src/ltlparse/ltlscan.ll
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@ -98,6 +98,7 @@ flex_set_buffer(const char* buf, int start_tok)
"[+]" BEGIN(0); return token::OP_PLUS;
"[*" BEGIN(sqbracket); return token::OP_STAR_OPEN;
"[=" BEGIN(sqbracket); return token::OP_EQUAL_OPEN;
"[->" BEGIN(sqbracket); return token::OP_GOTO_OPEN;
<sqbracket>"]" BEGIN(0); return token::OP_SQBKT_CLOSE;
<sqbracket>[0-9]+ {
unsigned num = 0;