optllvm broken on master?
Austin Seipp
austin at well-typed.com
Fri Nov 21 03:26:31 UTC 2014
(Resending to list)
Yes, switching on the version would be preferable since we detect the
tool version in a few places already if it's possible. Or at least we
should back out the regressing change right now until we ship LLVM
with GHC as I proposed.
On Thu, Nov 20, 2014 at 3:49 PM, Luke Iannini <lukexipd at gmail.com> wrote:
>
>
> On Thu, Nov 20, 2014 at 1:43 PM, Luke Iannini <lukexipd at gmail.com> wrote:
>>
>> Whoops, that's my fault; it shouldn't have slipped into the patch — this
>> is required for LLVM 3.6 (which I was using to work on my ARM64 patch), but
>> clearly isn't backwards compatible.
>>
>> I wonder what's best to do for this? Would it be correct to switch on LLVM
>> versions or should this be considered a bug in LLVM? (it was the only change
>> needed for 3.6)
>
> (I mean to say, it was the only change needed atop Ben's work on 3.5 support
> in https://phabricator.haskell.org/D155)
>
>>
>>
>> I will submit a ticket to revert that line in the meantime.
>>
>> Thanks!
>> Luke
>>
>> On Thu, Nov 20, 2014 at 2:26 AM, Dr. ERDI Gergo <gergo at erdi.hu> wrote:
>>>
>>> Hi,
>>>
>>> Tests fail on master when run the optllvm way, e.g.:
>>>
>>> /usr/bin/opt: /tmp/ghc16190_0/ghc16190_2.ll:611:25: error: expected
>>> 'global' or 'constant'
>>> @newCAF$alias = private alias i8* @newCAF
>>>
>>> I think it's the change in d87fa34:
>>>
>>> index 7307725..cdc407c 100644
>>> --- a/compiler/llvmGen/Llvm/PpLlvm.hs
>>> +++ b/compiler/llvmGen/Llvm/PpLlvm.hs
>>> @@ -80,7 +80,7 @@ ppLlvmGlobal (LMGlobal var@(LMGlobalVar _ _ link x a c)
>>> dat) =
>>> const_link = case c of
>>> Global -> ppr link <+> text "global"
>>> Constant -> ppr link <+> text "constant"
>>> - Alias -> text "alias" <+> ppr link
>>> + Alias -> ppr link <+> text "alias"
>>>
>>> in ppAssignment var $ const_link <+> rhs <> sect <> align
>>> $+$ newLine
>>>
>>>
>>>
>>> --
>>>
>>> .--= ULLA! =-----------------.
>>> \ http://gergo.erdi.hu \
>>> `---= gergo at erdi.hu =-------'
>>> If it ain't broke, I can fix it.
>>> _______________________________________________
>>> ghc-devs mailing list
>>> ghc-devs at haskell.org
>>> http://www.haskell.org/mailman/listinfo/ghc-devs
>>
>>
>
>
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--
Regards,
Austin Seipp, Haskell Consultant
Well-Typed LLP, http://www.well-typed.com/
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