sdcc/support/regression/tests/gcc-torture-execute-pr61673.c

   1 /*
   2    pr61637.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 rtl-optimization/61673 */
  12
  13 char e;
  14
  15 void
  16 bar (char x)
  17 {
  18   if (x != 0x54 && x != (char) 0x87)
  19     ASSERT (0);
  20 }
  21
  22 void
  23 foo (const char *x)
  24 {
  25   char d = x[0];
  26   int c = d;
  27   if ((c >= 0 && c <= 0x7f) == 0)
  28     e = d;
  29   bar (d);
  30 }
  31
  32 void
  33 baz (const char *x)
  34 {
  35   char d = x[0];
  36   int c = d;
  37   if ((c >= 0 && c <= 0x7f) == 0)
  38     e = d;
  39 }
  40
  41 void
  42 testTortureExecute (void)
  43 {
  44   const char c[] = { 0x54, 0x87 };
  45   e = 0x21;
  46   foo (c);
  47   if (e != 0x21)
  48     ASSERT (0);
  49   foo (c + 1);
  50   if (e != (char) 0x87)
  51     ASSERT (0);
  52   e = 0x21;
  53   baz (c);
  54   if (e != 0x21)
  55     ASSERT (0);
  56   baz (c + 1);
  57   if (e != (char) 0x87)
  58     ASSERT (0);
  59 }