gcc/testsuite/gcc.dg/tree-ssa/assign-3.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -fdump-tree-gimple" } */
   3
   4 extern void abort (void);
   5 struct S { int i; };
   6 struct S arr[32];
   7 volatile int count = 0;
   8
   9 struct S __attribute__((noinline))
  10 incr ()
  11 {
  12   ++count;
  13 }
  14
  15 int main()
  16 {
  17   arr[count++] = incr ();
  18   if (count != 2)
  19     abort ();
  20   return 0;
  21 }
  22
  23 /* { dg-final { scan-tree-dump-times " = count;" 3 "gimple" } } */