gcc/testsuite/gcc.dg/h8300-bit-insn-ice.c

   1 /* { dg-skip-if "" { "h8300*-*-*" } "*" "-msx*" }  */
   2 /* ICE for bit instruction generation using 16-bit const */
   3
   4 __extension__ struct st_mstp
   5 {
   6   union
   7   {
   8     unsigned short WORD;
   9     struct
  10     {
  11       unsigned char ACSE:1;
  12       unsigned char _EXDMAC:1;
  13       unsigned char _DMAC:1;
  14       unsigned char _DTC:1;
  15       unsigned char:2;
  16       unsigned char _TMR23:1;
  17       unsigned char _TMR01:1;
  18       unsigned char:2;
  19       unsigned char _DA:1;
  20       unsigned char:1;
  21       unsigned char _AD:1;
  22       unsigned char:1;
  23       unsigned char _TPUU:1;
  24       unsigned char _TPUL:1;
  25     } BIT;
  26   } CRA;
  27 };
  28 #define MSTP    (*(volatile struct st_mstp  *)0xFFFDC8)
  29 #define MSTPA_EXDMA    0x4000
  30 #define MSTPA_AND      0xFEFF
  31
  32 int
  33 main ()
  34 {
  35   MSTP.CRA.WORD |= MSTPA_EXDMA;
  36   MSTP.CRA.WORD ^= MSTPA_EXDMA;
  37   MSTP.CRA.WORD &= MSTPA_AND;
  38   return 0;
  39 }