sdcc/support/regression/tests/gcc-torture-execute-pr63641.c

   1 /*
   2    pr63641.c from the execute part of the gcc torture tests.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma std_c99
   9 #endif
  10
  11 /* PR tree-optimization/63641 */
  12
  13 int
  14 foo (unsigned char b)
  15 {
  16   if (0x0 <= b && b <= 0x8)
  17     goto lab;
  18   if (b == 0x0b)
  19     goto lab;
  20   if (0x0e <= b && b <= 0x1a)
  21     goto lab;
  22   if (0x1c <= b && b <= 0x1f)
  23     goto lab;
  24   return 0;
  25 lab:
  26   return 1;
  27 }
  28
  29 int
  30 bar (unsigned char b)
  31 {
  32   if (0x0 <= b && b <= 0x8)
  33     goto lab;
  34   if (b == 0x0b)
  35     goto lab;
  36   if (0x0e <= b && b <= 0x1a)
  37     goto lab;
  38   if (0x3c <= b && b <= 0x3f)
  39     goto lab;
  40   return 0;
  41 lab:
  42   return 1;
  43 }
  44
  45 #ifndef __SDCC_pdk14 // Lack of memory
  46 char tab1[] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1,
  47                 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1 };
  48 char tab2[] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1,
  49                 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0,
  50                 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  51                 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1 };
  52 #endif
  53
  54 void
  55 testTortureExecute (void)
  56 {
  57 #ifndef __SDCC_pdk14 // Lack of memory
  58   int i;
  59
  60   for (i = 0; i < 256; i++)
  61     if (foo (i) != (i < 32 ? tab1[i] : 0))
  62       ASSERT (0);
  63   for (i = 0; i < 256; i++)
  64     if (bar (i) != (i < 64 ? tab2[i] : 0))
  65       ASSERT (0);
  66   return;
  67 #endif
  68 }