[llvm-dev] assertion triggered since update to llvm 5

Daniel Berlin via llvm-dev llvm-dev at lists.llvm.org
Sun Sep 17 15:53:02 PDT 2017

Thanks. This is a dupe of PR 34452.

On Sun, Sep 17, 2017 at 2:40 PM, Andrew Kelley <superjoe30 at gmail.com> wrote:

> On Sun, Sep 17, 2017 at 4:21 PM, Davide Italiano <davide at freebsd.org>
> wrote:
>> Dump the IR before newgvn and run through opt -newgvn. It should crash.
>> I'm not familiar with your frontend but you might want to use -mllvm
>> -opt-bisect-limit.
> Thanks for the suggestion! I added -mllvm support to my frontend, did your
> suggestion, and now I have LLVM IR that causes the crash.
> Reported here: https://bugs.llvm.org/show_bug.cgi?id=34651
> This is with 5.0.0. I don't have a build of master lying around to test
> against.
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