gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-18.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-optimized" } */
   3 int g(_Complex int*);
   4 int f(void)
   5 {
   6   _Complex int t = 0;
   7   int i, j;
   8  __imag__ t += 2;
   9   return g(&t);
  10 }
  11
  12
  13 /* { dg-final { scan-tree-dump-times "__complex__" 0 "optimized" } } */
  14 /* { dg-final { scan-tree-dump-times "REALPART_EXPR" 1 "optimized" } } */
  15 /* { dg-final { scan-tree-dump-times "IMAGPART_EXPR" 1 "optimized" } } */