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#include <stdio.h>
static struct sss{
float f;
struct {double m;} snd;
} sss;
#define _offsetof(st,f) ((char *)&((st *) 16)->f - (char *) 16)
int main (void) {
printf ("+++Struct double inside struct starting with float:\n");
printf ("size=%d,align=%d\n", sizeof (sss), __alignof__ (sss));
printf ("offset-float=%d,offset-sss-double=%d,\nalign-float=%d,align-sss-double=%d\n",
_offsetof (struct sss, f), _offsetof (struct sss, snd),
__alignof__ (sss.f), __alignof__ (sss.snd));
return 0;
}
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