sdcc/support/regression/tcc/89_nocode_wanted.c

   1 extern int printf(const char *format, ...);
   2 static void kb_wait_1(void)
   3 {
   4     unsigned long timeout = 2;
   5     do {
   6         (1 ?
   7             printf("timeout=%ld\n", timeout) :
   8             ({
   9                 while (1)
  10                     printf("error\n");
  11             })
  12         );
  13         timeout--;
  14     } while (timeout);
  15 }
  16 static void kb_wait_2(void)
  17 {
  18     unsigned long timeout = 2;
  19     do {
  20         (1 ?
  21             printf("timeout=%ld\n", timeout) :
  22             ({
  23                 for (;;)
  24                     printf("error\n");
  25             })
  26         );
  27         timeout--;
  28     } while (timeout);
  29 }
  30 static void kb_wait_2_1(void)
  31 {
  32     unsigned long timeout = 2;
  33     do {
  34         (1 ?
  35             printf("timeout=%ld\n", timeout) :
  36             ({
  37                 do {
  38                     printf("error\n");
  39                 } while (1);
  40             })
  41         );
  42         timeout--;
  43     } while (timeout);
  44 }
  45 static void kb_wait_2_2(void)
  46 {
  47     unsigned long timeout = 2;
  48     do {
  49         (1 ?
  50             printf("timeout=%ld\n", timeout) :
  51             ({
  52                 label:
  53                     printf("error\n");
  54                 goto label;
  55             })
  56         );
  57         timeout--;
  58     } while (timeout);
  59 }
  60 static void kb_wait_3(void)
  61 {
  62     unsigned long timeout = 2;
  63     do {
  64         (1 ?
  65             printf("timeout=%ld\n", timeout) :
  66             ({
  67                 int i = 1;
  68                 goto label;
  69                 i = i + 2;
  70             label:
  71                 i = i + 3;
  72             })
  73         );
  74         timeout--;
  75     } while (timeout);
  76 }
  77 static void kb_wait_4(void)
  78 {
  79     unsigned long timeout = 2;
  80     do {
  81         (1 ?
  82             printf("timeout=%ld\n", timeout) :
  83             ({
  84                 switch(timeout) {
  85                     case 2:
  86                         printf("timeout is 2");
  87                         break;
  88                     case 1:
  89                         printf("timeout is 1");
  90                         break;
  91                     default:
  92                         printf("timeout is 0?");
  93                         break;
  94                 };
  95                 // return;
  96             })
  97         );
  98         timeout--;
  99     } while (timeout);
 100 }
 101 int main()
 102 {
 103     printf("begin\n");
 104     kb_wait_1();
 105     kb_wait_2();
 106     kb_wait_2_1();
 107     kb_wait_2_2();
 108     kb_wait_3();
 109     kb_wait_4();
 110     printf("end\n");
 111     return 0;
 112 }