[Bug c++/83394] New: [8 Regression] always_inline vs. noinline no longer diagnosed

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83394

            Bug ID: 83394
           Summary: [8 Regression] always_inline vs. noinline no longer
                    diagnosed
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: jakub at gcc dot gnu.org
  Target Milestone: ---

struct A {
  __attribute__((__noinline__)) operator int ();
};
__attribute__((__always_inline__))
A::operator int ()
{
  return 0;
}

Used to report a warning from r236129 until r255468, but starting with r255469
it no longer does.