On Feb 10, 2014, at 2:25 PM, Howard Hinnant <[email protected]> wrote:
>> It seems like the old behavior follows the standard more closely. If Len >> == 17, then _any_ c++ object with size no greater than Len includes >> objects of size 16 and some objects of size 16 maybe have an alignment >> requirement of 16. > > Ok, I'm convinced, thanks. I've enclosed a slightly updated patch. I've added float as Kal suggested, but haven't added uintmax_t because of not wanting to couple <cstddef> to <cstddint>. I have not modified the behavior, thanks to Kal. std::__find_max_align<std::__all_types, 1>::value = 1 std::__find_max_align<std::__all_types, 2>::value = 2 std::__find_max_align<std::__all_types, 3>::value = 2 std::__find_max_align<std::__all_types, 4>::value = 4 std::__find_max_align<std::__all_types, 5>::value = 4 std::__find_max_align<std::__all_types, 6>::value = 4 std::__find_max_align<std::__all_types, 7>::value = 4 std::__find_max_align<std::__all_types, 8>::value = 8 std::__find_max_align<std::__all_types, 9>::value = 8 std::__find_max_align<std::__all_types, 10>::value = 8 std::__find_max_align<std::__all_types, 11>::value = 8 std::__find_max_align<std::__all_types, 12>::value = 8 std::__find_max_align<std::__all_types, 13>::value = 8 std::__find_max_align<std::__all_types, 14>::value = 8 std::__find_max_align<std::__all_types, 15>::value = 8 std::__find_max_align<std::__all_types, 16>::value = 16 std::__find_max_align<std::__all_types, 17>::value = 16 std::__find_max_align<std::__all_types, 18>::value = 16 std::__find_max_align<std::__all_types, 19>::value = 16 std::__find_max_align<std::__all_types, 20>::value = 16 std::__find_max_align<std::__all_types, 21>::value = 16 std::__find_max_align<std::__all_types, 22>::value = 16 std::__find_max_align<std::__all_types, 23>::value = 16 std::__find_max_align<std::__all_types, 24>::value = 16 std::__find_max_align<std::__all_types, 25>::value = 16 std::__find_max_align<std::__all_types, 26>::value = 16 std::__find_max_align<std::__all_types, 27>::value = 16 std::__find_max_align<std::__all_types, 28>::value = 16 std::__find_max_align<std::__all_types, 29>::value = 16 std::__find_max_align<std::__all_types, 30>::value = 16 std::__find_max_align<std::__all_types, 31>::value = 16 std::__find_max_align<std::__all_types, 32>::value = 16 std::__find_max_align<std::__all_types, 33>::value = 16 ... Howard
max_align_t.patch
Description: Binary data
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