gcc/testsuite/c-c++-common/vector-compare-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-mabi=altivec" { target { { powerpc*-*-linux* } && ilp32 } } } */
   3 /* { dg-prune-output "operand types are" } */
   4 /* Ignore warning on some powerpc-ibm-aix configurations. */
   5 /* { dg-prune-output "non-standard ABI extension" } */
   6
   7 #define vector(elcount, type)  \
   8 __attribute__((vector_size((elcount)*sizeof(type)))) type
   9
  10 void
  11 foo (vector (4, int) x, vector (4, float) y)
  12 {
  13   vector (4, int) p4;
  14   vector (4, int) r4;
  15   vector (4, unsigned int) q4;
  16   vector (8, int) r8;
  17   vector (4, float) f4;
  18
  19   r4 = x > y;       /* { dg-error "comparing vectors with different element types" } */
  20   r8 = (x != p4);   /* { dg-error "incompatible types when assigning to type|cannot convert" } */
  21   r8 == r4;         /* { dg-error "comparing vectors with different number of elements" } */
  22 }