[Bug ada/91995] gnat miscompilation and bootstrap failure on m68k-linux

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91995

--- Comment #5 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Author: ebotcazou
Date: Sat Oct 12 14:47:34 2019
New Revision: 276916

URL: https://gcc.gnu.org/viewcvs?rev=276916&root=gcc&view=rev
Log:
        PR ada/91995
        * sem_ch8.adb (Chain_Use_Clause): Remove second argument in calls
        to Defining_Entity.
        * sem_elab.adb (Find_Unit_Entity): Likewise.  Deal with N_Subunit
        here in lieu of in Defining_Entity.
        * sem_util.ads (Defining_Entity): Remove 2nd and 3th parameters.
        * sem_util.adb (Defining_Entity): Remove 2nd and 3th parameters,
        and adjust accordingly.  Deal with N_Compilation_Unit.

Modified:
    trunk/gcc/ada/ChangeLog
    trunk/gcc/ada/sem_ch8.adb
    trunk/gcc/ada/sem_elab.adb
    trunk/gcc/ada/sem_util.adb
    trunk/gcc/ada/sem_util.ads