gcc/testsuite/gcc.dg/fixed-point/func-vararg-mixed.c

   1 /* { dg-do run } */
   2 /* { dg-options "-std=gnu99" } */
   3
   4 /* C99 6.5.2.2 Function calls.
   5    Test passing varargs of fixed-point types.
   6    Based on the test from ../dfp/.  */
   7
   8 #include <stdarg.h>
   9
  10 extern void abort (void);
  11
  12 static int
  13 vararg_int (unsigned arg, ...)
  14 {
  15   va_list ap;
  16   int result_i;
  17   va_start (ap, arg);
  18   result_i = va_arg (ap, int);
  19   return result_i;
  20 }
  21
  22 static _Fract
  23 vararg_fract (unsigned arg, ...)
  24 {
  25   va_list ap;
  26   int result_i;
  27   _Fract result_fr; \
  28   va_start (ap, arg);
  29   result_i = va_arg (ap, int);
  30   result_fr = va_arg (ap, _Fract); \
  31   return result_fr;
  32 }
  33
  34 static int
  35 vararg_double (unsigned arg, ...)
  36 {
  37   va_list ap;
  38   int result_i;
  39   _Fract result_fr; \
  40   double result_d;
  41   va_start (ap, arg);
  42   result_i = va_arg (ap, int);
  43   result_fr = va_arg (ap, _Fract); \
  44   result_d = va_arg (ap, double); \
  45   return result_d;
  46 }
  47
  48 #define FUNC(TYPE, NAME) \
  49 static TYPE \
  50 vararg_ ## NAME (unsigned arg, ...) \
  51 { \
  52   va_list ap; \
  53   int result_i; \
  54   _Fract result_fr; \
  55   double result_d; \
  56   TYPE result; \
  57   va_start (ap, arg); \
  58   result_i = va_arg (ap, int); \
  59   result_fr = va_arg (ap, _Fract); \
  60   result_d = va_arg (ap, double); \
  61   result = va_arg (ap, TYPE); \
  62   va_end (ap); \
  63   return result; \
  64 }
  65
  66 FUNC (short _Fract, sf)
  67 FUNC (_Fract, f)
  68 FUNC (long _Fract, lf)
  69 FUNC (long long _Fract, llf)
  70 FUNC (unsigned short _Fract, usf)
  71 FUNC (unsigned _Fract, uf)
  72 FUNC (unsigned long _Fract, ulf)
  73 FUNC (unsigned long long _Fract, ullf)
  74 FUNC (_Sat short _Fract, Ssf)
  75 FUNC (_Sat _Fract, Sf)
  76 FUNC (_Sat long _Fract, Slf)
  77 FUNC (_Sat long long _Fract, Sllf)
  78 FUNC (_Sat unsigned short _Fract, Susf)
  79 FUNC (_Sat unsigned _Fract, Suf)
  80 FUNC (_Sat unsigned long _Fract, Sulf)
  81 FUNC (_Sat unsigned long long _Fract, Sullf)
  82 FUNC (short _Accum, sa)
  83 FUNC (_Accum, a)
  84 FUNC (long _Accum, la)
  85 FUNC (long long _Accum, lla)
  86 FUNC (unsigned short _Accum, usa)
  87 FUNC (unsigned _Accum, ua)
  88 FUNC (unsigned long _Accum, ula)
  89 FUNC (unsigned long long _Accum, ulla)
  90 FUNC (_Sat short _Accum, Ssa)
  91 FUNC (_Sat _Accum, Sa)
  92 FUNC (_Sat long _Accum, Sla)
  93 FUNC (_Sat long long _Accum, Slla)
  94 FUNC (_Sat unsigned short _Accum, Susa)
  95 FUNC (_Sat unsigned _Accum, Sua)
  96 FUNC (_Sat unsigned long _Accum, Sula)
  97 FUNC (_Sat unsigned long long _Accum, Sulla)
  98
  99 int main()
 100 {
 101 #define TEST(NAME,PF) \
 102   if (vararg_int  (0, 100, 0.9r, 55.0, 0.2 ## PF) != 100) \
 103     abort (); \
 104   if (vararg_fract  (1, 100, 0.9r, 55.0, 0.2 ## PF) != 0.9r) \
 105     abort (); \
 106   if (vararg_double  (2, 100, 0.9r, 55.0, 0.2 ## PF) != 55.0) \
 107     abort (); \
 108   if (vararg_ ## NAME (3, 100, 0.9r, 55.0, 0.2 ## PF) != 0.2 ## PF) \
 109     abort (); \
 110
 111   TEST(sf, hr)
 112   TEST(f, r)
 113   TEST(lf, lr)
 114   TEST(llf, llr)
 115   TEST(usf, uhr)
 116   TEST(uf, ur)
 117   TEST(ulf, ulr)
 118   TEST(ullf, ullr)
 119   TEST(Ssf, hr)
 120   TEST(Sf, r)
 121   TEST(Slf, lr)
 122   TEST(Sllf, llr)
 123   TEST(Susf, uhr)
 124   TEST(Suf, ur)
 125   TEST(Sulf, ulr)
 126   TEST(Sullf, ullr)
 127   TEST(sa, hk)
 128   TEST(a, k)
 129   TEST(la, lk)
 130   TEST(lla, llk)
 131   TEST(usa, uhk)
 132   TEST(ua, uk)
 133   TEST(ula, ulk)
 134   TEST(ulla, ullk)
 135   TEST(Ssa, hk)
 136   TEST(Sa, k)
 137   TEST(Sla, lk)
 138   TEST(Slla, llk)
 139   TEST(Susa, uhk)
 140   TEST(Sua, uk)
 141   TEST(Sula, ulk)
 142   TEST(Sulla, ullk)
 143
 144   return 0;
 145 }