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fix previous two patches

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make sure we don't split a label with a label that subsume it

* spot/twaalgos/alternation.cc, spot/twaalgos/dualize.cc: Here.
This commit is contained in:
Alexandre Duret-Lutz 2024-03-18 10:37:21 +01:00
parent f26f3243dd
commit ef10be047c
2 changed files with 3 additions and 6 deletions
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4
spot/twaalgos/alternation.cc
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@ -408,14 +408,12 @@ namespace spot
separated_labels.push_back(bddtrue);
for (auto& lab: all_labels)
{
// make sure don't realloc during the loop
separated_labels.reserve(separated_labels.size() * 2);
// Do not use a range-based or iterator-based for loop
// here, as push_back invalidates the end iterator.
for (unsigned cur = 0, sz = separated_labels.size();
cur < sz; ++cur)
if (bdd common = separated_labels[cur] & lab;
common != bddfalse)
common != bddfalse && common != separated_labels[cur])
{
separated_labels[cur] -= lab;
separated_labels.push_back(common);

5
spot/twaalgos/dualize.cc
View file

@ -200,13 +200,12 @@ namespace spot
labels.push_back(bddtrue);
for (auto& e: aut_->out(i))
{
// make sure we don't realloc during the loop
labels.reserve(labels.size() * 2);
// Do not use a range-based or iterator-based for
// loop here, as push_back invalidates the end
// iterator.
for (unsigned cur = 0, sz = labels.size(); cur < sz; ++cur)
if (bdd common = labels[cur] & e.cond; common != bddfalse)
if (bdd common = labels[cur] & e.cond;
common != bddfalse && common != labels[cur])
{
labels[cur] -= e.cond;
labels.push_back(common);