[llvm-dev] SelectionDAGBuilder-may by a bug

[Tim Northover via llvm-dev]

Hi,

On Thu, 28 Nov 2019 at 03:32, weipingshun via llvm-dev
<llvm-dev at lists.llvm.org> wrote:
>  I don’t known in this function how to handle LoadInst?  help!!

That code looks dodgy, but it should only cause a problem if the input
IR is malformed. findUnwindDestinations is only called on unwind
destination blocks (successors of invoke or cleanupret), and they must
start with one of those kinds of instructions.

Cheers.

Tim.