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Catch exceptions by const-reference

Exceptions caught by value incur needless cost in C++, most of them can
be caught by const-reference, especially as nearly none are actually
used. This could allow compiler generate a slightly more efficient code.
This commit is contained in:
Michał Janiszewski 2018-10-12 21:15:31 +02:00
parent b301a59899
commit cfd0486582
36 changed files with 45 additions and 45 deletions

View file

@ -195,7 +195,7 @@ bool test(goal const & g, Predicate & proc) {
for (unsigned i = 0; i < sz; i++)
quick_for_each_expr(proc, visited, g.form(i));
}
catch (typename Predicate::found) {
catch (const typename Predicate::found &) {
return true;
}
return false;