[Bug testsuite/91065] gcc.dg/plugin/start_unit_plugin.c uses ggc memory without registering a root_tab

[amylaar at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91065

--- Comment #2 from Jorn Wolfgang Rennecke <amylaar at gcc dot gnu.org> ---
Author: amylaar
Date: Wed Jul  3 00:22:53 2019
New Revision: 272954

URL: https://gcc.gnu.org/viewcvs?rev=272954&root=gcc&view=rev
Log:
        PR testsuite/91065
        * testsuite/gcc.dg/plugin/start_unit_plugin.c: Register a root tab
        to reference fake_var.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/gcc.dg/plugin/start_unit_plugin.c