sdcc/support/regression/tests/gcc-torture-execute-pr88693.c

   1 /*
   2    pr88693.c from the execute part of the gcc torture tests.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #include <string.h>
   8
   9 /* PR tree-optimization/88693 */
  10
  11 void
  12 foo (char *p)
  13 {
  14   if (strlen (p) != 9)
  15     ASSERT (0);
  16 }
  17
  18 void
  19 quux (char *p)
  20 {
  21   int i;
  22   for (i = 0; i < 100; i++)
  23     if (p[i] != 'x')
  24       ASSERT (0);
  25 }
  26
  27 void
  28 qux (void)
  29 {
  30 #if !(defined(__SDCC_pdk14) || defined(__SDCC_pdk15) && !defined(__SDCC_STACK_AUTO) || defined(__SDCC_mcs51)) // Lack of memory
  31   char b[100];
  32   memset (b, 'x', sizeof (b));
  33   quux (b);
  34 #endif
  35 }
  36
  37 void
  38 bar (void)
  39 {
  40 #if !(defined(__SDCC_pdk14) || defined(__SDCC_pdk15) && !defined(__SDCC_STACK_AUTO) || defined(__SDCC_mcs51)) // Lack of memory
  41   static unsigned char u[9] = "abcdefghi";
  42   char b[100];
  43   memcpy (b, u, sizeof (u));
  44   b[sizeof (u)] = 0;
  45   foo (b);
  46 #endif
  47 }
  48
  49 void
  50 baz (void)
  51 {
  52 #if !(defined(__SDCC_pdk14) || defined(__SDCC_pdk15) && !defined(__SDCC_STACK_AUTO) || defined(__SDCC_mcs51)) // Lack of memory
  53   static unsigned char u[] = { 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r' };
  54   char b[100];
  55   memcpy (b, u, sizeof (u));
  56   b[sizeof (u)] = 0;
  57   foo (b);
  58 #endif
  59 }
  60
  61 void
  62 testTortureExecute (void)
  63 {
  64   qux ();
  65   bar ();
  66   baz ();
  67   return;
  68 }