1  /* { dg-do compile } */
       2  /* { dg-options "-fno-signed-zeros -ffinite-math-only -fdump-tree-gimple" } */
       3  
       4  _Complex double test1 (double x) { return x + 1.i; }
       5  _Complex double test2 (double x) { return 1 + x * 1.i; }
       6  _Complex double test3 (double x, double y) { return x + y * 1.i; }
       7  _Complex double test4 (double x, double y) { return (x + y * 1.i) * 1.i; }
       8  _Complex double test5 (double x, double y) { return (x + y * 1.i) * -1.i; }
       9  
      10  /* { dg-final { scan-tree-dump "COMPLEX_EXPR <x, 1.0e\\+0>" "gimple" } } */
      11  /* { dg-final { scan-tree-dump "COMPLEX_EXPR <1.0e\\+0, x>" "gimple" } } */
      12  /* { dg-final { scan-tree-dump "COMPLEX_EXPR <x, y>" "gimple" } } */
      13  /* { dg-final { scan-tree-dump " = -y;\n.*COMPLEX_EXPR <\[^,\]*, x>" "gimple" } } */
      14  /* { dg-final { scan-tree-dump " = -x;\n.*COMPLEX_EXPR <y, " "gimple" } } */