gcc/testsuite/gcc.dg/builtin-assume-aligned-2.c

   1 /* { dg-do compile } */
   2
   3 double *bar (void);
   4
   5 void
   6 foo (double *ptr, int i)
   7 {
   8   double *a = __builtin_assume_aligned (ptr, 16, 8, 7); /* { dg-error "too many arguments to function" } */
   9   double *b = __builtin_assume_aligned (bar (), 16);
  10   double *c = __builtin_assume_aligned (bar (), 16, 8);
  11   double *d = __builtin_assume_aligned (ptr, i, ptr);   /* { dg-error "non-integer argument 3 in call to function" } */
  12   double *e = __builtin_assume_aligned (ptr, i, *ptr);  /* { dg-error "non-integer argument 3 in call to function" } */
  13   *a = 0.0;
  14   *b = 0.0;
  15   *c = 0.0;
  16   *d = 0.0;
  17   *e = 0.0;
  18 }