检查cpu是大端对齐还是小端对齐

http://yijiuzai.blog.163.com/blog/static/1037567272013031399284/
#include

using namespace std;

int checkCPU(char x)

{

    if(x==0x12)

    {

        return (0);

 

    }

    else

        return (1);

     

}

 

union

{

    short s;

    char c[2];

}x;

 

int main()

{

x.s=0x1234;

if(checkCPU(x.c[0])==0)

cout<<"Big_endian"<

else

cout<<"Little_endian"<

return(0);

}

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