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introduce SPOT_FALLTHROUGH to cope with -Wimplicit-fallthrough

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* NEWS: Mention the fix.
* HACKING: Mention the new macro.
* spot/misc/common.hh (SPOT_FALLTHROUGH): Add the macro.
* bin/randltl.cc, spot/misc/escape.cc, spot/tl/mutation.cc,
spot/tl/print.cc, spot/tl/simplify.hh, spot/tl/snf.cc, spot/twa/acc.cc,
spot/twaalgos/ltl2taa.cc, spot/twaalgos/ltl2tgba_fm.cc,
spot/twaalgos/sepsets.cc, spot/twaalgos/translate.cc: Use it.
This commit is contained in:
Alexandre Duret-Lutz 2016-10-07 17:25:09 +02:00
parent fa80571d44
commit a5d6aa2533
14 changed files with 85 additions and 27 deletions
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8
spot/twa/acc.cc
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@ -77,6 +77,7 @@ namespace spot
{
case acc_cond::acc_op::And:
op = html ? " & " : " & ";
SPOT_FALLTHROUGH;
case acc_cond::acc_op::Or:
{
unsigned sub = pos - w.size;
@ -99,6 +100,7 @@ namespace spot
break;
case acc_cond::acc_op::InfNeg:
negated = "!";
SPOT_FALLTHROUGH;
case acc_cond::acc_op::Inf:
{
auto a = code[pos - 1].mark.id;
@ -134,6 +136,7 @@ namespace spot
break;
case acc_cond::acc_op::FinNeg:
negated = "!";
SPOT_FALLTHROUGH;
case acc_cond::acc_op::Fin:
{
auto a = code[pos - 1].mark.id;
@ -347,6 +350,7 @@ namespace spot
pos -= 2;
break;
}
SPOT_FALLTHROUGH;
case acc_cond::acc_op::FinNeg:
return true;
}
@ -1017,7 +1021,7 @@ namespace spot
case acc_cond::acc_op::FinNeg:
if (pos[-1].mark.count() > 1 && pos > and_scope)
return false;
/* fall through */
SPOT_FALLTHROUGH;
case acc_cond::acc_op::Inf:
case acc_cond::acc_op::InfNeg:
pos -= 2;
@ -1050,7 +1054,7 @@ namespace spot
case acc_cond::acc_op::InfNeg:
if (pos[-1].mark.count() > 1 && pos > or_scope)
return false;
/* fall through */
SPOT_FALLTHROUGH;
case acc_cond::acc_op::Fin:
case acc_cond::acc_op::FinNeg:
pos -= 2;