gcc/testsuite/gcc.target/powerpc/20030218-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-mcpu=8540 -mspe -mabi=spe -mfloat-gprs=single" } */
   3 /* { dg-skip-if "not an SPE target" { ! powerpc_spe_nocache } } */
   4
   5 /* Test vectors that can interconvert without a cast.  */
   6
   7 __ev64_opaque__ opp;
   8 int vint   __attribute__((vector_size (8)));
   9 short vshort __attribute__((vector_size (8)));
  10 float vfloat __attribute__((vector_size (8)));
  11
  12 int
  13 main (void)
  14 {
  15   __ev64_opaque__ george = { 1, 2 }; /* { dg-error "opaque vector types cannot be initialized" } */
  16
  17   opp = vfloat;
  18   vshort = opp;
  19   vfloat = vshort; /* { dg-error "incompatible types when assigning" } */
  20
  21   /* Just because this is a V2SI, it doesn't make it an opaque.  */
  22   vint = vshort; /* { dg-message "note: use -flax-vector-conversions to permit conversions between vectors with differing element types or numbers of subparts" } */
  23   /* { dg-error "incompatible types when assigning" "" { target *-*-* } .-1 } */
  24
  25   return 0;
  26 }