gcc/testsuite/gcc.target/i386/iamcu/test_basic_union_size_and_align.c

   1 /* Test of simple unions, size and alignment.  */
   2
   3 #include "defines.h"
   4 #include "macros.h"
   5
   6
   7 int
   8 main (void)
   9 {
  10   /* Integral types.  */
  11   run_signed_tests3(check_basic_union_size_and_align, char, TYPE_SIZE_CHAR, TYPE_ALIGN_CHAR);
  12   run_signed_tests3(check_basic_union_size_and_align, short, TYPE_SIZE_SHORT, TYPE_ALIGN_SHORT);
  13   run_signed_tests3(check_basic_union_size_and_align, int, TYPE_SIZE_INT, TYPE_ALIGN_INT);
  14   run_signed_tests3(check_basic_union_size_and_align, long, TYPE_SIZE_LONG, TYPE_ALIGN_LONG);
  15   run_signed_tests3(check_basic_union_size_and_align, long long, TYPE_SIZE_LONG_LONG, TYPE_ALIGN_LONG_LONG);
  16   check_basic_union_size_and_align(enum dummytype, TYPE_SIZE_ENUM, TYPE_ALIGN_ENUM);
  17
  18   /* Floating point types.  */
  19   check_basic_union_size_and_align(float, TYPE_SIZE_FLOAT, TYPE_ALIGN_FLOAT);
  20   check_basic_union_size_and_align(double, TYPE_SIZE_DOUBLE, TYPE_ALIGN_DOUBLE);
  21 #ifdef CHECK_LONG_DOUBLE
  22   check_basic_union_size_and_align(long double, TYPE_SIZE_LONG_DOUBLE, TYPE_ALIGN_LONG_DOUBLE);
  23 #endif
  24 #ifdef CHECK_FLOAT128
  25   check_basic_union_size_and_align(__float128, TYPE_SIZE_FLOAT128, TYPE_ALIGN_FLOAT128);
  26 #endif
  27
  28   /* Pointer types. The function pointer doesn't work with these macros.  */
  29   check_basic_union_size_and_align(void *, TYPE_SIZE_POINTER, TYPE_ALIGN_POINTER);
  30
  31   return 0;
  32 }