gcc/testsuite/gcc.target/sparc/struct-ret-check-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O -mstd-struct-return" } */
   3 /* { dg-require-effective-target ilp32 } */
   4
   5 extern void abort (void);
   6
   7 struct S { int x, y, z; };
   8
   9 extern void bar (struct S *s) __attribute__ ((noinline, noclone));
  10
  11 void bar (struct S *s)
  12 {
  13   s->x++;
  14 }
  15
  16 struct S foo (void)
  17 {
  18   struct S s = { 0, 2, 3 };
  19   bar (&s);
  20   return s;
  21 }
  22
  23 int main (void)
  24 {
  25   struct S s = foo ();
  26   if (s.x != 1)
  27     abort ();
  28   return 0;
  29 }