Fix unused parameters and variables git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@290459 91177308-0d34-0410-b5e6-96231b3b80d8 
diff --git a/include/complex b/include/complex index 4d122e9..22f568f 100644 --- a/include/complex +++ b/include/complex 
@@ -844,7 +844,7 @@  template <class _Tp>  inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11  typename __libcpp_complex_overload_traits<_Tp>::_ValueType -imag(_Tp __re) +imag(_Tp)  {  return 0;  }