[Bug sanitizer/71042] libtsan requires __pointer_chk_guard@GLIBC_PRIVATE (6)

adhemerval.zanella at linaro dot org gcc-bugzilla@gcc.gnu.org
Mon Aug 8 17:32:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71042

--- Comment #7 from Adhemerval Zanella <adhemerval.zanella at linaro dot org> ---
I do have a better solution to fix it, since for aarch64 glibc port, the stack
guard is a global variable (different than x86_64 where it in tcbhead
accessible through thread pointer).

We can just disable the jump fuction interposing for aarch64 and set it as
unavailable, but I would prefer to use if there is no alternative.

Jakub's solution can work and I will check it, but could you describe the issue
with RPM with more details?


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