[Bug c/91815] questionable error on type definition at file scope

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91815

--- Comment #6 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Author: ebotcazou
Date: Fri Sep 20 09:11:20 2019
New Revision: 275992

URL: https://gcc.gnu.org/viewcvs?rev=275992&root=gcc&view=rev
Log:
        PR c/91815
        * c-decl.c (pushdecl): In C detect duplicate declarations across scopes
        of identifiers in the external scope only for variables and functions.

Added:
    trunk/gcc/testsuite/gcc.dg/typedef-var-1.c
    trunk/gcc/testsuite/gcc.dg/typedef-var-2.c
Modified:
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-decl.c
    trunk/gcc/testsuite/ChangeLog