gcc/testsuite/c-c++-common/opaque-vector.c

   1 #define B_TEST(TYPE) { TYPE v __attribute__((vector_size(16))); (void)((v < v) < v); }
   2 #ifdef __cplusplus
   3 #define T_TEST(TYPE) { TYPE s; TYPE v __attribute__((vector_size(16))); __typeof((v<v)[0]) iv __attribute__((vector_size(16))); (void)((iv ? s : s) < v); }
   4 #else
   5 #define T_TEST(TYPE)
   6 #endif
   7 #define T(TYPE) B_TEST(TYPE) T_TEST(TYPE)
   8 #ifdef __SIZEOF_INT128__
   9 #define SIZEOF_MAXINT __SIZEOF_INT128__
  10 #else
  11 #define SIZEOF_MAXINT __SIZEOF_LONG_LONG__
  12 #endif
  13
  14 void f ()
  15 {
  16   T(short)
  17   T(int)
  18   T(long)
  19   T(long long)
  20
  21   T_TEST(float)
  22   T_TEST(double)
  23   /* Avoid trouble with non-power-of-two sizes.
  24      Also avoid trouble with long double larger than integral types.  */
  25 #if !defined(__i386__) && !defined(__x86_64__) && !defined(__m68k__) \
  26     && !defined(__ia64__) && !defined(__hppa__) \
  27     && (__SIZEOF_LONG_DOUBLE__ & (__SIZEOF_LONG_DOUBLE__ - 1)) == 0 \
  28     && __SIZEOF_LONG_DOUBLE__ <= 16 \
  29     && __SIZEOF_LONG_DOUBLE__ <= SIZEOF_MAXINT
  30   T_TEST(long double)
  31 #endif
  32 }