sdcc/support/regression/tests/gcc-torture-execute-pr80501.c

   1 /*
   2    pr80501.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 #include <limits.h>
  12
  13 /* PR rtl-optimization/80501 */
  14
  15 signed char v = 0;
  16
  17 static signed char
  18 foo (int x, int y)
  19 {
  20   return x << y;
  21 }
  22
  23 int
  24 bar (void)
  25 {
  26   return foo (v >= 0, CHAR_BIT - 1) >= 1;
  27 }
  28
  29 void
  30 testTortureExecute (void)
  31 {
  32 #if !(defined (__GNUC__) && (__GNUC__ < 7))
  33   if (sizeof (int) > sizeof (char) && bar () != 0)
  34     ASSERT (0);
  35   return;
  36 #endif
  37 }