[Bug libbacktrace/91908] New libbacktrace tests fail to build

[ian at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91908

--- Comment #1 from ian at gcc dot gnu.org <ian at gcc dot gnu.org> ---
Author: ian
Date: Thu Sep 26 22:19:47 2019
New Revision: 276168

URL: https://gcc.gnu.org/viewcvs?rev=276168&root=gcc&view=rev
Log:
        PR libbacktrace/91908
        * pecoff.c (backtrace_initialize): Explicitly cast unchecked
        __sync_bool_compare_and_swap to void.
        * xcoff.c (backtrace_initialize): Likewise.

Modified:
    trunk/libbacktrace/ChangeLog
    trunk/libbacktrace/pecoff.c
    trunk/libbacktrace/xcoff.c