[Bug target/106458] [12/13 Regression] glibc's malloc/tst-scratch_buffer.c test is miscompiled with gcc-12

[sam at gentoo dot org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106458

--- Comment #7 from Sam James <sam at gentoo dot org> ---
Thanks Dave. I'd seen this failure when testing glibc 2.36 but hadn't looked
into it more (too warm to keep machine on).