15 Preprocessing directives [cpp]

15.2 Conditional inclusion [cpp.cond]

Table 21 — __has_cpp_attribute values [tab:cpp.cond.ha]

🔗 Attribute	Value
🔗 assume	202207L
🔗 deprecated	201309L
🔗 fallthrough	201603L
🔗 indeterminate	202403L
🔗 likely	201803L
🔗 maybe_unused	201603L
🔗 no_unique_address	201803L
🔗 nodiscard	201907L
🔗 noreturn	200809L
🔗 unlikely	201803L