[Bug c++/65734] Yet another case of lost alignment by stor_layout

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65734

--- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> ---
Created attachment 35297
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35297&action=edit
patch

A fix for after GCC 5 branches.