test.c

#pragma data_seg(".ctors")
__declspec(allocate(".ctors")) void *__CTOR_LIST__[] = {(void*)-1};

#pragma data_seg(".ctors$zzzz")
__declspec(allocate(".ctors$zzzz")) void *__CTOR_END__[] = {(void*)0};

#pragma data_seg(".dtors")
__declspec(allocate(".dtors")) void *__DTOR_LIST__[] = {(void*)-1};

#pragma data_seg(".dtors$zzzz")
__declspec(allocate(".dtors$zzzz")) void *__DTOR_END__[] = {(void*)0};

static int hello = 10;

void __attribute__ (( __constructor__, __used__ )) just_use_msvcrt_lib(void){
hello = 1000;
}

#include <stdio.h>

int main() {
  return hello;
}