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std::bad_expected_access is a template class that is thrown. I have code that only cares that any instantiation of it is thrown, not which instantiation. Is there a way to catch (or some other mechanism) all instantiations of a template that are thrown?

std::bad_expected_access is a template class that is thrown. I have code that only cares that any instantiation of it is thrown, not which instantiation. Is there a way to catch (or some other mechanism) all instantiations of a template that are thrown?

  • c++
  • c++23
Share Improve this question asked Feb 23 at 7:13 GraznarakGraznarak 3,7424 gold badges31 silver badges50 bronze badges
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All specializations of std::bad_expected_access inherit from std::bad_expected_access<void>.

Catch std::bad_expected_access<void>

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