betterC版的前后

import core.stdc.stdio;
struct Foo{
 ubyte bar;
}

__gshared Foo foo;
void* baz = &foo;
void* bar;

extern(C):

pragma(crt_constructor)
    void initialize() { bar = &foo.bar; }
//在初化c运行时后,d运行时前,运行

void main()
{
    *(cast(ubyte*)bar) = 10;
    printf("%d", foo.bar);
}

参考地址