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d21313
2016 Oct 06
4
Adding asan poison to Recycler and ArrayRecycler
...ll,
I intend to add address sanitizer (un)poison calls to Recycler and
ArrayRecycler since I spent a few hours tracking down a bug in the
AMDGPU backend that turned out to be a use-after-free that would have
been detected by asan if it weren't for the Recycler. See
https://reviews.llvm.org/D25313.
Naturally, such a change exposes a bunch of bugs or things that are
dodgy and happen not to be problematic today, but might easily break in
the future, across all backends. I have prepared patches to fix all the
issues in the CodeGen/AMDGPU lit tests; all the non-AMDGPU fixes are
rolled into...