[LLVMdev] how to track down a kernel miscompilation?
regehr at cs.utah.edu
Mon Nov 24 08:51:21 PST 2008
> was wrong. At the time (~ 1 year ago) it was almost always
> instcombine and almost always volatile related. Now bugpoint has some
> ways to run the code by some external agent which I haven't
> investigated yet.
People have fixed a ton of bugs (volatile and otherwise) in instcombine
since then. I will be very interested to hear what pass ends up being the
problem here, and what exactly is the code that triggers the bug-- please
post these when the results are known.
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