[Bug c++/70822] New: bogus "error: lvalue required as unary â&â operand" with C++14 parenthesized SCOPE_REF

["ppalka at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70822

            Bug ID: 70822
           Summary: bogus "error: lvalue required as unary â&â operand"
                    with C++14 parenthesized SCOPE_REF
           Product: gcc
           Version: 6.1.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: ppalka at gcc dot gnu.org
  Target Milestone: ---

$ cat scope.cc
struct a
{
  static int b;
};

template <typename>
void
foo ()
{
  &(a::b);
}
$ g++ -std=c++14 scope.cc
scope.cc: In function âvoid foo()â:
scope.cc:10:9: error: lvalue required as unary â&â operand
   &(a::b);