gcc/testsuite/gcc.dg/pr33923.c

   1 /* PR target/33923 */
   2 /* Testcase by Martin Michlmayr <tbm@cyrius.com> */
   3
   4 /* { dg-do compile } */
   5 /* { dg-options "-O3 --param max-partial-antic-length=0" } */
   6
   7 static int pendingCommand;
   8 static int currentModifiers;
   9 typedef struct
  10 {
  11   int (*updateKeys) (int *keyPressed);
  12 }
  13 ProtocolOperations;
  14 static const ProtocolOperations *protocol;
  15 brl_readCommand (void)
  16 {
  17   unsigned long int keys;
  18   int command;
  19   int keyPressed;
  20   unsigned char routingKeys[200];
  21   int routingKeyCount;
  22   signed char rightVerticalSensor;
  23   if (pendingCommand != (-1))
  24     {
  25       return command;
  26     }
  27   if (!protocol->updateKeys (&keyPressed))
  28     {
  29       if (rightVerticalSensor >= 0)
  30         keys |= 1;
  31       if ((routingKeyCount == 0) && keys)
  32         {
  33           if (currentModifiers)
  34             {
  35             doChord:switch (keys);
  36             }
  37           else
  38             {
  39             doCharacter:
  40               command = 0X2200;
  41               if (keys & 0X01UL)
  42                 command |= 0001;
  43               if (keys & 0X02UL)
  44                 command |= 0002;
  45               if (keys & 0X04UL)
  46                 command |= 0004;
  47               if (keys & 0X08UL)
  48                 command |= 0010;
  49               if (keys & 0X10UL)
  50                 command |= 0020;
  51               if (keys & 0X20UL)
  52                 command |= 0040;
  53               if (currentModifiers & (0X0010 | 0X0200))
  54                 command |= 0100;
  55               if (currentModifiers & 0X0040)
  56                 command |= 0200;
  57               if (currentModifiers & 0X0100)
  58                 command |= 0X020000;
  59               if (currentModifiers & 0X0400)
  60                 command |= 0X080000;
  61               if (currentModifiers & 0X0800)
  62                 command |= 0X040000;
  63             }
  64           unsigned char key1 = routingKeys[0];
  65           if (key1 == 0)
  66             {
  67             } else if (key1 == 1)
  68             if (keys)
  69               {
  70                 currentModifiers |= 0X0010;
  71                 goto doCharacter;
  72               }
  73         }
  74     }
  75   return command;
  76 }