[Bug middle-end/116933] various issues of -ftrivial-auto-var-init=zero with Ada

[ebotcazou at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116933

--- Comment #10 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Created attachment 59283
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=59283&action=edit
Tentative fix