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Catch exceptions by const-reference

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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
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4
src/cmd_context/check_logic.cpp
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@ -476,7 +476,7 @@ struct check_logic::imp {
quick_for_each_expr(*this, n);
return true;
}
catch (failed) {
catch (const failed &) {
return false;
}
}
@ -495,7 +495,7 @@ struct check_logic::imp {
check_sort(f->get_range());
return true;
}
catch (failed) {
catch (const failed &) {
return false;
}
}

2
src/cmd_context/cmd_context.cpp
View file

@ -1833,7 +1833,7 @@ void cmd_context::validate_model() {
for_each_expr(contains_underspecified, a);
for_each_expr(contains_underspecified, r);
}
catch (contains_underspecified_op_proc::found) {
catch (const contains_underspecified_op_proc::found &) {
continue;
}
TRACE("model_validate", model_smt2_pp(tout, *this, *md, 0););