Comment by rwmj
10 months ago
You do get occasional regressions. eg. We found an extremely obscure bug involving enabling frame pointers, valgrind, glibc ifuncs and inlining (all at the same time):
https://bugzilla.redhat.com/show_bug.cgi?id=2267598 https://github.com/tukaani-project/xz/commit/82ecc538193b380...
FYI, this "regression" was likely actually a symptom of a purposely-inserted backdoor. See [1] and my comment there [2].
[1]: https://news.ycombinator.com/item?id=39867301