gcc/testsuite/c-c++-common/builtin-shufflevector-2.c

   1 /* { dg-do compile } */
   2
   3 typedef long v4di __attribute__((vector_size(4 * sizeof (long))));
   4 typedef int v4si __attribute__((vector_size(4 * sizeof (int))));
   5 typedef int v8si __attribute__((vector_size(8 * sizeof (int))));
   6
   7 v4si res, a, b;
   8 v4di resl, al, bl;
   9 v8si res8, a8, b8;
  10 void foo (void)
  11 {
  12   res = __builtin_shufflevector (a, 0, 0, 1, 4, 5); /* { dg-error "must be vectors" } */
  13   res = __builtin_shufflevector (a, b, 0, 1, 4, 5, 6); /* { dg-error "power of two" } */
  14   res = __builtin_shufflevector (a, b, 0, 1, 4, 8); /* { dg-error "invalid" } */
  15   res = __builtin_shufflevector (a, b, 0, 1, -4, 5); /* { dg-error "invalid" } */
  16   res = __builtin_shufflevector (a, bl, 0, 1, 4, 5); /* { dg-error "same element type" } */
  17   resl = __builtin_shufflevector (a, b, 0, 1, 4, 5); /* { dg-error "" } incompatible types */
  18 }