Re: JIT compiling with LLVM v12.2

On Thu, Mar 22, 2018 at 10:36 AM, Andres Freund <andres@anarazel.de> wrote:
> On 2018-03-21 14:21:01 -0700, Andres Freund wrote:
>> I think it's I that did something wrong not you. And the architecture
>> thing is a non-issue, because we're taking the target triple from the
>> right place.  I think it's a separate issue. Notably the generated code
>> is apparently corrupt, when reading in the generated bitcode:
>>
>> $ opt-6.0 -O3 -S < /tmp/data/6814.1.bc|less
>> opt-6.0: <stdin>: error: Invalid record (Producer: 'LLVM6.0.0' Reader: 'LLVM 6.0.0')
>>
>> I suspect there's a 32bit vs 64bit confusion in the expression code
>> somewhere, might've accidentally used a 64bit type for Datum somewhere
>> or such. Will compile an LLVM with assertions enabled, to figure this
>> out (which verifies this kinda thing).
>
> Yup, that's it.  Found it by searching for 64bit references, while LLVM
> was compiling.  I've pushed quickfixes (for the 32 warnings, as well as
> for the 32bit x86 issue, as for configure typos).

Looks good here too.

-- 
Thomas Munro
http://www.enterprisedb.com