gcc/testsuite/gcc.dg/pr53060.c

   1 /* { dg-do run } */
   2
   3 extern void abort (void);
   4
   5 int                     f(void) { return 2; }
   6 unsigned int            g(void) { return 5; }
   7 unsigned int            h = 1;
   8
   9 typedef unsigned int vec __attribute__((vector_size(16)));
  10
  11 vec i = { 1, 2, 3, 4};
  12
  13 vec fv1(void) { return i + (h ? f() : g()); }
  14 vec fv2(void) { return (h ? f() : g()) + i; }
  15
  16 int main()
  17 {
  18   vec i, j;
  19   j = fv1();
  20   if (j[0] != 3) abort();
  21   i = fv2();
  22   if (i[0] != 3) abort();
  23   return 0;
  24 }
  25
  26 /* Ignore a warning that is irrelevant to the purpose of this test.  */
  27 /* { dg-prune-output ".*GCC vector returned by reference.*" } */
  28 /* { dg-prune-output "changes the ABI" } */