gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-21.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -fno-tree-dce -fdump-tree-optimized" } */
   3 _Complex int t = 0;
   4 int f(void)
   5 {
   6   t = 0;
   7  __real__ t = 2;
   8 }
   9
  10 /* { dg-final { scan-tree-dump-times "__complex__" 0 "optimized" } } */
  11 /* { dg-final { scan-tree-dump-times "REALPART_EXPR" 1 "optimized" } } */
  12 /* { dg-final { scan-tree-dump-times "IMAGPART_EXPR" 1 "optimized" } } */