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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

@ -2737,7 +2737,7 @@ lbool context::solve(unsigned from_lvl)
// }
}
VERIFY (validate ());
} catch (unknown_exception)
} catch (const unknown_exception &)
{}
if (m_last_result == l_true) {