modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/complex-7.c (about)

     1  /* Test argument passing of complex values.  The MIPS64 compiler had a
     2     bug when they were split between registers and the stack.  */
     3  /* Origin: Joseph Myers <joseph@codesourcery.com> */
     4  
     5  volatile _Complex float f1 = 1.1f + 2.2if;
     6  volatile _Complex float f2 = 3.3f + 4.4if;
     7  volatile _Complex float f3 = 5.5f + 6.6if;
     8  volatile _Complex float f4 = 7.7f + 8.8if;
     9  volatile _Complex float f5 = 9.9f + 10.1if;
    10  volatile _Complex double d1 = 1.1 + 2.2i;
    11  volatile _Complex double d2 = 3.3 + 4.4i;
    12  volatile _Complex double d3 = 5.5 + 6.6i;
    13  volatile _Complex double d4 = 7.7 + 8.8i;
    14  volatile _Complex double d5 = 9.9 + 10.1i;
    15  volatile _Complex long double ld1 = 1.1L + 2.2iL;
    16  volatile _Complex long double ld2 = 3.3L + 4.4iL;
    17  volatile _Complex long double ld3 = 5.5L + 6.6iL;
    18  volatile _Complex long double ld4 = 7.7L + 8.8iL;
    19  volatile _Complex long double ld5 = 9.9L + 10.1iL;
    20  
    21  extern void abort (void);
    22  extern void exit (int);
    23  
    24  __attribute__((noinline)) void
    25  check_float (int a, _Complex float a1, _Complex float a2,
    26  	     _Complex float a3, _Complex float a4, _Complex float a5)
    27  {
    28    if (a1 != f1 || a2 != f2 || a3 != f3 || a4 != f4 || a5 != f5)
    29      abort ();
    30  }
    31  
    32  __attribute__((noinline)) void
    33  check_double (int a, _Complex double a1, _Complex double a2,
    34  	     _Complex double a3, _Complex double a4, _Complex double a5)
    35  {
    36    if (a1 != d1 || a2 != d2 || a3 != d3 || a4 != d4 || a5 != d5)
    37      abort ();
    38  }
    39  
    40  __attribute__((noinline)) void
    41  check_long_double (int a, _Complex long double a1, _Complex long double a2,
    42  	     _Complex long double a3, _Complex long double a4,
    43  		   _Complex long double a5)
    44  {
    45    if (a1 != ld1 || a2 != ld2 || a3 != ld3 || a4 != ld4 || a5 != ld5)
    46      abort ();
    47  }
    48  
    49  int
    50  main (void)
    51  {
    52    check_float (0, f1, f2, f3, f4, f5);
    53    check_double (0, d1, d2, d3, d4, d5);
    54    check_long_double (0, ld1, ld2, ld3, ld4, ld5);
    55    exit (0);
    56  }