gcc/testsuite/gcc.dg/ppc-ldstruct.c

   1 /* { dg-do run { target powerpc*-*-eabi* powerpc*-*-elf* powerpc*-*-linux* } } */
   2 /* { dg-options "-O -mlong-double-128" } */
   3
   4 #include <stdlib.h>
   5
   6 /* SVR4 and EABI both specify that 'long double' is aligned to a 128-bit
   7    boundary in structures.  */
   8
   9 struct {
  10   int x;
  11   long double d;
  12 } s;
  13
  14 int main(void)
  15 {
  16   if (sizeof (s) != 32)
  17     abort ();
  18   if ((char *)&s.d - (char *)&s != 16)
  19     abort ();
  20   exit (0);
  21 }