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 int
  16 brl_readCommand (void)
  17 {
  18   unsigned long int keys;
  19   int command;
  20   int keyPressed;
  21   unsigned char routingKeys[200];
  22   int routingKeyCount;
  23   signed char rightVerticalSensor;
  24   if (pendingCommand != (-1))
  25     {
  26       return command;
  27     }
  28   if (!protocol->updateKeys (&keyPressed))
  29     {
  30       if (rightVerticalSensor >= 0)
  31         keys |= 1;
  32       if ((routingKeyCount == 0) && keys)
  33         {
  34           if (currentModifiers)
  35             {
  36             doChord:switch (keys);
  37             }
  38           else
  39             {
  40             doCharacter:
  41               command = 0X2200;
  42               if (keys & 0X01UL)
  43                 command |= 0001;
  44               if (keys & 0X02UL)
  45                 command |= 0002;
  46               if (keys & 0X04UL)
  47                 command |= 0004;
  48               if (keys & 0X08UL)
  49                 command |= 0010;
  50               if (keys & 0X10UL)
  51                 command |= 0020;
  52               if (keys & 0X20UL)
  53                 command |= 0040;
  54               if (currentModifiers & (0X0010 | 0X0200))
  55                 command |= 0100;
  56               if (currentModifiers & 0X0040)
  57                 command |= 0200;
  58               if (currentModifiers & 0X0100)
  59                 command |= 0X020000;
  60               if (currentModifiers & 0X0400)
  61                 command |= 0X080000;
  62               if (currentModifiers & 0X0800)
  63                 command |= 0X040000;
  64             }
  65           unsigned char key1 = routingKeys[0];
  66           if (key1 == 0)
  67             {
  68             } else if (key1 == 1)
  69             if (keys)
  70               {
  71                 currentModifiers |= 0X0010;
  72                 goto doCharacter;
  73               }
  74         }
  75     }
  76   return command;
  77 }