old-autovect-branch/gcc/testsuite/gcc.target/xstormy16/bss_below100/26_if1_b100w_bitfield_0.c

   1 /* { dg-options { -nostartfiles below100.o -Tbelow100.ld -O2 } } */
   2 /* { dg-final { scan-assembler "b\[np\] B100A,#0," } } */
   3 /* { dg-final { scan-assembler "b\[np\] B100B,#0," } } */
   4
   5 typedef struct
   6 {
   7   unsigned short b0:1;
   8   unsigned short b1:1;
   9   unsigned short b2:1;
  10   unsigned short b3:1;
  11   unsigned short b4:1;
  12   unsigned short b5:1;
  13   unsigned short b6:1;
  14   unsigned short b7:1;
  15   unsigned short b8:1;
  16   unsigned short b9:1;
  17   unsigned short b10:1;
  18   unsigned short b11:1;
  19   unsigned short b12:1;
  20   unsigned short b13:1;
  21   unsigned short b14:1;
  22   unsigned short b15:1;
  23 } BitField;
  24
  25 char acDummy[0xf0] __attribute__ ((__BELOW100__));
  26 BitField B100A __attribute__ ((__BELOW100__));
  27 unsigned short *pA = (unsigned short *) &B100A;
  28 BitField B100B __attribute__ ((__BELOW100__));
  29 unsigned short *pB = (unsigned short *) &B100B;
  30
  31 char *
  32 Do (void)
  33 {
  34   if (B100A.b0)
  35     {
  36       if (B100B.b0)
  37         return "Fail";
  38       else
  39         return "Success";
  40     }
  41   else
  42     return "Fail";
  43 }
  44
  45 int
  46 main (void)
  47 {
  48   *pA = 0xedcb;
  49   *pB = 0x1234;
  50   return Do ()[0] == 'F';
  51 }