[llvm-bugs] [Bug 43566] Assertion failed: getNumber() >= 0 && "cannot get label for unreachable MBB" when targeting x86_x64 windows

via llvm-bugs llvm-bugs at lists.llvm.org
Fri Oct 4 15:28:54 PDT 2019


Reid Kleckner <rnk at google.com> changed:

           What    |Removed                     |Added
             Status|CONFIRMED                   |RESOLVED
         Resolution|---                         |FIXED
 Fixed By Commit(s)|                            |r373805

--- Comment #2 from Reid Kleckner <rnk at google.com> ---
(In reply to Reid Kleckner from comment #1)
> Block placement seems to try to remove bb.5, which falls through to bb.6,
> but it fails to consider that the block is address taken. :(

It seems the MBP code that fails to consider address taken blocks was added in
r371177 (mid September), so I went ahead and reverted that in r373805.

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