sdcc/support/regression/tests/gcc-torture-execute-20100708-1.c

   1 /*
   2 20100708-1.c from the execute part of the gcc torture tests.
   3 */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma disable_warning 93
   9 #endif
  10
  11 /* PR middle-end/44843 */
  12 /* Verify that we don't use the alignment of struct S for inner accesses.  */
  13
  14 struct S
  15 {
  16   double for_alignment;
  17   struct { int x, y, z; } a[16];
  18 };
  19
  20 void f(struct S *s);
  21
  22 void f(struct S *s)
  23 {
  24   unsigned int i;
  25
  26   for (i = 0; i < 16; ++i)
  27     {
  28       s->a[i].x = 0;
  29       s->a[i].y = 0;
  30       s->a[i].z = 0;
  31     }
  32 }
  33
  34 void
  35 testTortureExecute (void)
  36 {
  37 #ifndef __SDCC_pdk14 // Lack of memory
  38   struct S s;
  39   f (&s);
  40   return;
  41 #endif
  42
  43 }