gcc/testsuite/gcc.dg/bitfld-9.c

   1 /* Test -funsigned-bitfields works.  */
   2 /* Origin: Joseph Myers <jsm@polyomino.org.uk> */
   3 /* { dg-do run } */
   4 /* { dg-options "-funsigned-bitfields -fsigned-char" } */
   5
   6 typedef char c;
   7 typedef signed char sc;
   8 typedef unsigned char uc;
   9 typedef short s;
  10 typedef signed short ss;
  11 typedef unsigned short us;
  12 typedef n;
  13 typedef int i;
  14 typedef signed int si;
  15 typedef unsigned int ui;
  16 typedef long l;
  17 typedef signed long sl;
  18 typedef unsigned long ul;
  19 typedef long long ll;
  20 typedef signed long long sll;
  21 typedef unsigned long long ull;
  22
  23 typedef c ct;
  24 typedef sc sct;
  25 typedef uc uct;
  26 typedef s st;
  27 typedef ss sst;
  28 typedef us ust;
  29 typedef n nt;
  30 typedef i it;
  31 typedef si sit;
  32 typedef ui uit;
  33 typedef l lt;
  34 typedef sl slt;
  35 typedef ul ult;
  36 typedef ll llt;
  37 typedef sll sllt;
  38 typedef ull ullt;
  39
  40 struct foo {
  41   char char0 : 1;
  42   c char1 : 1;
  43   ct char2 : 1;
  44   signed char schar0 : 1;
  45   sc schar1 : 1;
  46   sct schar2 : 1;
  47   unsigned char uchar0 : 1;
  48   uc uchar1 : 1;
  49   uct uchar2 : 1;
  50   short short0 : 1;
  51   s short1 : 1;
  52   st short2 : 1;
  53   signed short sshort0 : 1;
  54   ss sshort1 : 1;
  55   sst sshort2 : 1;
  56   unsigned short ushort0 : 1;
  57   us ushort1 : 1;
  58   ust ushort2 : 1;
  59   __attribute__((dummy)) int0 : 1; /* { dg-warning "attribute directive ignored" } */
  60   n int1 : 1;
  61   nt int2 : 1;
  62   int int3 : 1;
  63   i int4 : 1;
  64   it int5 : 1;
  65   signed int sint0 : 1;
  66   si sint1 : 1;
  67   sit sint2 : 1;
  68   unsigned int uint0 : 1;
  69   ui uint1 : 1;
  70   uit uint2 : 1;
  71   long long0 : 1;
  72   l long1 : 1;
  73   lt long2 : 1;
  74   signed long slong0 : 1;
  75   sl slong1 : 1;
  76   slt slong2 : 1;
  77   unsigned long ulong0 : 1;
  78   ul ulong1 : 1;
  79   ult ulong2 : 1;
  80   long long llong0 : 1;
  81   ll llong1 : 1;
  82   llt llong2 : 1;
  83   signed long long sllong0 : 1;
  84   sll sllong1 : 1;
  85   sllt sllong2 : 1;
  86   unsigned long long ullong0 : 1;
  87   ull ullong1 : 1;
  88   ullt ullong2 : 1;
  89 };
  90
  91 struct foo x;
  92
  93 extern void abort (void);
  94 extern void exit (int);
  95 extern void *memset (void *, int, __SIZE_TYPE__);
  96
  97 int
  98 main (void)
  99 {
 100   memset (&x, (unsigned char)-1, sizeof(x));
 101   if (x.char0 != 1 || x.char1 != 1 || x.char2 != 1
 102       || x.schar0 != -1 || x.schar1 != -1 || x.schar2 != -1
 103       || x.uchar0 != 1 || x.uchar1 != 1 || x.uchar2 != 1
 104       || x.short0 != 1 || x.short1 != 1 || x.short2 != 1
 105       || x.sshort0 != -1 || x.sshort1 != -1 || x.sshort2 != -1
 106       || x.ushort0 != 1 || x.ushort1 != 1 || x.ushort2 != 1
 107       || x.int0 != 1 || x.int1 != 1 || x.int2 != 1
 108       || x.int3 != 1 || x.int4 != 1 || x.int5 != 1
 109       || x.sint0 != -1 || x.sint1 != -1 || x.sint2 != -1
 110       || x.uint0 != 1 || x.uint1 != 1 || x.uint2 != 1
 111       || x.long0 != 1 || x.long1 != 1 || x.long2 != 1
 112       || x.slong0 != -1 || x.slong1 != -1 || x.slong2 != -1
 113       || x.ulong0 != 1 || x.ulong1 != 1 || x.ulong2 != 1
 114       || x.llong0 != 1 || x.llong1 != 1 || x.llong2 != 1
 115       || x.sllong0 != -1 || x.sllong1 != -1 || x.sllong2 != -1
 116       || x.ullong0 != 1 || x.ullong1 != 1 || x.ullong2 != 1)
 117     abort ();
 118   exit (0);
 119 }