[PATCH] D114545: [CodeGen] Async unwind - add a pass to fix CFI information

[Momchil Velikov via Phabricator via llvm-commits]

chill added a comment.

In D114545#3428728 <https://reviews.llvm.org/D114545#3428728>, @omjavaid wrote:

> Hi I have temporarily reverted this change as it has caused LLVM buildbot failures with failing fuzzer-threaded.test with clang crashing over an assertion failure in llvm/lib/CodeGen/CFIFixup.cpp. Kindly look into it. Thanks
> .

Thanks. From what I can tell the reason is the test ends up with unreachable block(s) for which the invariants we maintain do not hold. I'll make modification to ignore those blocks.
The block(s) have their address taken (recorded in the "sancov_pcs" section), but no predecessors.


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https://reviews.llvm.org/D114545