Then we add zero-fill...

time_vector():
        push    r15
        push    r14
        push    r13
        push    r12
        push    rbp
        push    rbx
        sub     rsp, 8
        call    std::chrono::_V2::steady_clock::now()
        mov     edi, 80000000
        mov     r12, rax
        call    operator new(unsigned long)
        mov     edx, 80000000
        mov     rdi, rax
        xor     esi, esi
        mov     rbx, rax
        call    memset
        mov     edi, 80000000
        call    operator new(unsigned long)
        mov     rdi, rax
        mov     edx, 80000000
        xor     esi, esi
        mov     rbp, rax
        call    memset
        mov     edi, 80000000
        call    operator new(unsigned long)
        mov     r14, rbx
        xor     esi, esi
        mov     rdi, rax
        shr     r14, 3
        mov     edx, 80000000
        mov     r13d, 10000000
        and     r14d, 1
        call    memset
        sub     r13, r14
        lea     rsi, [0+r14*8]
        mov     rcx, rax
        mov     r9, r13
        mov     r11, r13
        mov     r10d, 50
        lea     r8, [rbx+rsi]
        lea     rdi, [rbp+0+rsi]
        shr     r9
        add     rsi, rax
        and     r11, -2
.L5:
        xor     edx, edx
        test    r14, r14
        je      .L2
        movsd   xmm0, QWORD PTR [rbx]
        mov     edx, 1
        addsd   xmm0, QWORD PTR [rbp+0]
        movsd   QWORD PTR [rcx], xmm0
.L2:
        xor     eax, eax
        xor     r15d, r15d
.L3:
        add     r15, 1
        movupd  xmm0, XMMWORD PTR [rdi+rax]
        addpd   xmm0, XMMWORD PTR [r8+rax]
        movups  XMMWORD PTR [rsi+rax], xmm0
        add     rax, 16
        cmp     r15, r9
        jb      .L3
        cmp     r11, r13
        lea     rax, [rdx+r11]
        je      .L4
        movsd   xmm0, QWORD PTR [rbp+0+rax*8]
        addsd   xmm0, QWORD PTR [rbx+rax*8]
        movsd   QWORD PTR [rcx+rax*8], xmm0
.L4:
        sub     r10, 1
        jne     .L5
        mov     rdi, rcx
        call    operator delete(void*)
        mov     rdi, rbp
        call    operator delete(void*)
        mov     rdi, rbx
        call    operator delete(void*)
        call    std::chrono::_V2::steady_clock::now()
        add     rsp, 8
        sub     rax, r12
        pop     rbx
        pop     rbp
        pop     r12
        pop     r13
        pop     r14
        pop     r15
        ret
        mov     r12, rax
.L7:
        mov     rdi, rbx
        call    operator delete(void*)
        mov     rdi, r12
        call    _Unwind_Resume
        mov     rdi, rbp
        mov     r12, rax
        call    operator delete(void*)
        jmp     .L7
time_pointer():
        push    r15
        push    r14
        push    r13
        push    r12
        push    rbp
        push    rbx
        sub     rsp, 8
        call    std::chrono::_V2::steady_clock::now()
        mov     edi, 80000000
        mov     r12, rax
        call    operator new[](unsigned long)
        mov     edx, 80000000
        xor     esi, esi
        mov     rdi, rax
        mov     rbx, rax
        call    memset
        mov     edi, 80000000
        mov     r14, rbx
        call    operator new[](unsigned long)
        mov     edx, 80000000
        xor     esi, esi
        mov     rdi, rax
        mov     r13, rax
        shr     r14, 3
        call    memset
        mov     edi, 80000000
        and     r14d, 1
        call    operator new[](unsigned long)
        xor     esi, esi
        mov     rdi, rax
        mov     edx, 80000000
        mov     rbp, rax
        call    memset
        mov     r11d, 10000000
        lea     rcx, [0+r14*8]
        mov     r9d, 50
        sub     r11, r14
        mov     r8, r11
        mov     r10, r11
        lea     rdi, [rbx+rcx]
        lea     rsi, [r13+0+rcx]
        shr     r8
        add     rcx, rbp
        and     r10, -2
.L22:
        xor     edx, edx
        test    r14, r14
        je      .L19
        movsd   xmm0, QWORD PTR [rbx]
        mov     edx, 1
        addsd   xmm0, QWORD PTR [r13+0]
        movsd   QWORD PTR [rbp+0], xmm0
.L19:
        xor     eax, eax
        xor     r15d, r15d
.L20:
        add     r15, 1
        movupd  xmm0, XMMWORD PTR [rsi+rax]
        addpd   xmm0, XMMWORD PTR [rdi+rax]
        movups  XMMWORD PTR [rcx+rax], xmm0
        add     rax, 16
        cmp     r8, r15
        ja      .L20
        cmp     r11, r10
        lea     rax, [r10+rdx]
        je      .L21
        movsd   xmm0, QWORD PTR [r13+0+rax*8]
        addsd   xmm0, QWORD PTR [rbx+rax*8]
        movsd   QWORD PTR [rbp+0+rax*8], xmm0
.L21:
        sub     r9, 1
        jne     .L22
        mov     rdi, rbx
        call    operator delete[](void*)
        mov     rdi, r13
        call    operator delete[](void*)
        mov     rdi, rbp
        call    operator delete[](void*)
        call    std::chrono::_V2::steady_clock::now()
        add     rsp, 8
        sub     rax, r12
        pop     rbx
        pop     rbp
        pop     r12
        pop     r13
        pop     r14
        pop     r15
        ret
time_unique_ptr():
        push    r15
        push    r14
        push    r13
        push    r12
        push    rbp
        push    rbx
        sub     rsp, 8
        call    std::chrono::_V2::steady_clock::now()
        mov     edi, 80000000
        mov     r12, rax
        call    operator new[](unsigned long)
        mov     edx, 80000000
        mov     rdi, rax
        xor     esi, esi
        mov     rbx, rax
        call    memset
        mov     edi, 80000000
        call    operator new[](unsigned long)
        mov     rdi, rax
        mov     edx, 80000000
        xor     esi, esi
        mov     rbp, rax
        call    memset
        mov     edi, 80000000
        call    operator new[](unsigned long)
        mov     r14, rbx
        xor     esi, esi
        mov     rdi, rax
        shr     r14, 3
        mov     edx, 80000000
        mov     r13d, 10000000
        and     r14d, 1
        call    memset
        sub     r13, r14
        lea     rsi, [0+r14*8]
        mov     rcx, rax
        mov     r9, r13
        mov     r11, r13
        mov     r10d, 50
        lea     r8, [rbx+rsi]
        lea     rdi, [rbp+0+rsi]
        shr     r9
        add     rsi, rax
        and     r11, -2
.L32:
        xor     edx, edx
        test    r14, r14
        je      .L29
        movsd   xmm0, QWORD PTR [rbx]
        mov     edx, 1
        addsd   xmm0, QWORD PTR [rbp+0]
        movsd   QWORD PTR [rcx], xmm0
.L29:
        xor     eax, eax
        xor     r15d, r15d
.L30:
        add     r15, 1
        movupd  xmm0, XMMWORD PTR [rdi+rax]
        addpd   xmm0, XMMWORD PTR [r8+rax]
        movups  XMMWORD PTR [rsi+rax], xmm0
        add     rax, 16
        cmp     r9, r15
        ja      .L30
        cmp     r11, r13
        lea     rax, [rdx+r11]
        je      .L31
        movsd   xmm0, QWORD PTR [rbp+0+rax*8]
        addsd   xmm0, QWORD PTR [rbx+rax*8]
        movsd   QWORD PTR [rcx+rax*8], xmm0
.L31:
        sub     r10, 1
        jne     .L32
        mov     rdi, rcx
        call    operator delete[](void*)
        mov     rdi, rbp
        call    operator delete[](void*)
        mov     rdi, rbx
        call    operator delete[](void*)
        call    std::chrono::_V2::steady_clock::now()
        add     rsp, 8
        sub     rax, r12
        pop     rbx
        pop     rbp
        pop     r12
        pop     r13
        pop     r14
        pop     r15
        ret
        mov     r12, rax
.L34:
        mov     rdi, rbx
        call    operator delete[](void*)
        mov     rdi, r12
        call    _Unwind_Resume
        mov     rdi, rbp
        mov     r12, rax
        call    operator delete[](void*)
        jmp     .L34
.LC0:
        .string "Vector took         "
.LC1:
        .string "ns"
.LC2:
        .string "Pointer took        "
.LC3:
        .string "Unique Pointer took "
main:
        push    rbx
        mov     edx, 20
        mov     esi, OFFSET FLAT:.LC0
        mov     edi, OFFSET FLAT:std::cout
        call    std::basic_ostream<char, std::char_traits<char> >& std::__ostream_insert<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&, char const*, long)
        mov     rax, QWORD PTR std::cout[rip]
        mov     rax, QWORD PTR [rax-24]
        mov     QWORD PTR std::cout[rax+16], 12
        call    time_vector()
        mov     edi, OFFSET FLAT:std::cout
        mov     rsi, rax
        call    std::basic_ostream<char, std::char_traits<char> >& std::basic_ostream<char, std::char_traits<char> >::_M_insert<long>(long)
        mov     edx, 2
        mov     rbx, rax
        mov     esi, OFFSET FLAT:.LC1
        mov     rdi, rax
        call    std::basic_ostream<char, std::char_traits<char> >& std::__ostream_insert<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&, char const*, long)
        mov     rdi, rbx
        call    std::basic_ostream<char, std::char_traits<char> >& std::endl<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&)
        mov     edx, 20
        mov     esi, OFFSET FLAT:.LC2
        mov     edi, OFFSET FLAT:std::cout
        call    std::basic_ostream<char, std::char_traits<char> >& std::__ostream_insert<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&, char const*, long)
        mov     rax, QWORD PTR std::cout[rip]
        mov     rax, QWORD PTR [rax-24]
        mov     QWORD PTR std::cout[rax+16], 12
        call    time_pointer()
        mov     edi, OFFSET FLAT:std::cout
        mov     rsi, rax
        call    std::basic_ostream<char, std::char_traits<char> >& std::basic_ostream<char, std::char_traits<char> >::_M_insert<long>(long)
        mov     edx, 2
        mov     rbx, rax
        mov     esi, OFFSET FLAT:.LC1
        mov     rdi, rax
        call    std::basic_ostream<char, std::char_traits<char> >& std::__ostream_insert<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&, char const*, long)
        mov     rdi, rbx
        call    std::basic_ostream<char, std::char_traits<char> >& std::endl<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&)
        mov     edx, 20
        mov     esi, OFFSET FLAT:.LC3
        mov     edi, OFFSET FLAT:std::cout
        call    std::basic_ostream<char, std::char_traits<char> >& std::__ostream_insert<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&, char const*, long)
        mov     rax, QWORD PTR std::cout[rip]
        mov     rax, QWORD PTR [rax-24]
        mov     QWORD PTR std::cout[rax+16], 12
        call    time_unique_ptr()
        mov     edi, OFFSET FLAT:std::cout
        mov     rsi, rax
        call    std::basic_ostream<char, std::char_traits<char> >& std::basic_ostream<char, std::char_traits<char> >::_M_insert<long>(long)
        mov     edx, 2
        mov     rbx, rax
        mov     esi, OFFSET FLAT:.LC1
        mov     rdi, rax
        call    std::basic_ostream<char, std::char_traits<char> >& std::__ostream_insert<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&, char const*, long)
        mov     rdi, rbx
        call    std::basic_ostream<char, std::char_traits<char> >& std::endl<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&)
        xor     eax, eax
        pop     rbx
        ret
_GLOBAL__sub_I__Z11time_vectorv:
        sub     rsp, 8
        mov     edi, OFFSET FLAT:std::__ioinit
        call    std::ios_base::Init::Init()
        mov     edx, OFFSET FLAT:__dso_handle
        mov     esi, OFFSET FLAT:std::__ioinit
        mov     edi, OFFSET FLAT:std::ios_base::Init::~Init()
        add     rsp, 8
        jmp     __cxa_atexit