c2nasm gcc optimization compare (II)

----------
C
----------
#include <stdio.h>
#include <stdlib.h>

int main(){

#define ARR_ELL_COUNT 0
const char *pTest[] = {0};

#if ARR_ELL_COUNT > 0
    printf("%s\n", pTest[0]);
#endif

	return 0;
}

--------------
c2nasm
gcc(7.3.0)
gcc -m64 -O3
--------------

default rel

global main

SECTION .text

SECTION .data

SECTION .bss

SECTION .text.startup

main:
        xor     eax, eax
        ret

--------------
c2nasm
gcc(7.3.0)
gcc -m64 -O0
--------------

default rel

global main

extern __stack_chk_fail
extern _GLOBAL_OFFSET_TABLE_

SECTION .text

main:
        push    rbp
        mov     rbp, rsp
        sub     rsp, 16

        mov     rax, qword [fs:abs 28H]
        mov     qword [rbp-8H], rax
        xor     eax, eax
        mov     qword [rbp-10H], 0
        mov     eax, 0
        mov     rdx, qword [rbp-8H]

        xor     rdx, qword [fs:abs 28H]
        jz      L_001
        call    __stack_chk_fail
L_001:  leave
        ret

SECTION .data

SECTION .bss