[Bug boehm-gc/64042] FAIL: boehm-gc.c/gctest.c -O2 execution test

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64042

--- Comment #11 from vries at gcc dot gnu.org ---
Reported upstream here:
https://lists.opendylan.org/pipermail/bdwgc/2015-January/006071.html