sdcc/support/regression/tests/gcc-torture-execute-990811-1.c

   1 /*
   2    990811-1.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 struct s {long a; int b;};
  12
  13 int foo(int x, void *y)
  14 {
  15   switch(x) {
  16     case 0: return ((struct s*)y)->a;
  17     case 1: return *(signed char*)y;
  18     case 2: return *(short*)y;
  19   }
  20   ASSERT(0);
  21 }
  22
  23 void
  24 testTortureExecute (void)
  25 {
  26   struct s s;
  27   short sh[10];
  28   signed char c[10];
  29   int i;
  30
  31   s.a = 1;
  32   s.b = 2;
  33   for (i = 0; i < 10; i++) {
  34     sh[i] = i;
  35     c[i] = i;
  36   }
  37
  38   if (foo(0, &s) != 1) ASSERT(0);
  39   if (foo(1, c+3) != 3) ASSERT(0);
  40   if (foo(2, sh+3) != 3) ASSERT(0);
  41   return;
  42 }
  43