test_constexpr_exception.cpp

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#include <stdexcept>

 
#if !defined(__cpp_constexpr_exceptions)
#    error "C++ constexpr exception is required for this test."
#endif
 
namespace Tests::Std {

consteval void throw_invalid_argument() {
    throw std::invalid_argument{"message"};
}

consteval bool test_catch_exception() {
    try {
        throw_invalid_argument();
        return false;
    } catch (const std::invalid_argument& iarg) {
        return std::string_view{iarg.what()} == "message";
    }
}
 
static_assert(test_catch_exception());
 
} // namespace Tests::Std