sdcc/support/regression/tests/gcc-torture-execute-930718-1.c

   1 /*
   2    930718-1.c from the execute part of the gcc torture suite.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma std_c99
   9 #endif
  10
  11 typedef struct rtx_def
  12 {
  13   int f1 :1;
  14   int f2 :1;
  15 } *rtx;
  16
  17 static rtx
  18 f (register rtx orig)
  19 {
  20   if (orig->f1 || orig->f2)
  21     return orig;
  22   orig->f2 = 1;
  23   return orig;
  24 }
  25
  26 void
  27 f2 ()
  28 {
  29   ASSERT (0);
  30 }
  31
  32 void
  33 testTortureExecute (void)
  34 {
  35   struct rtx_def foo;
  36   rtx bar;
  37
  38   foo.f1 = 1;
  39   foo.f2 = 0;
  40   bar = f (&foo);
  41   if (bar != &foo || bar->f2 != 0)
  42     ASSERT (0);
  43   return;
  44 }
  45