modernc.org/cc@v1.0.1/testdata/gcc-6.3.0/gcc/testsuite/gcc.c-torture/compile/20001222-1.c (about)

     1  /* Testcase for PR c/1501. */
     2  double __complex__
     3  f (void)
     4  {
     5    return ~(1.0 + 2.0i);
     6  }