[Bug c++/59916] [4.9 Regression] constructors and destructors can cause "control reaches end of non-void function" warnings with -Os

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59916

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.9.0

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Surely frontend related - after gimplification I see

B::B() (struct B * const this, const void * * __vtt_parm)
{
  struct B * <retval>;

  <retval> = B::B (this, 0, __vtt_parm);
}

which misses a return.