1+++ 2title = "`static void _set_has_error(Impl &&, bool) noexcept`" 3description = "Sets whether the implementation has an error. Constexpr, never throws." 4categories = ["modifiers"] 5weight = 310 6+++ 7 8Sets whether the implementation has an error by setting or clearing the relevant bit in the flags. Constexpr where possible. 9 10*Requires*: Always available. 11 12*Complexity*: Constant time. 13 14*Guarantees*: Never throws an exception. 15