You need the flag '-DATS_MEMALLOC_LIBC'.
On Mon, Nov 29, 2021 at 12:00 PM d4v3y_5c0n3s <tmj9...@gmail.com> wrote:
> I tried to compile the above snippet on my local machine, and got the
> following error:
> /usr/lib/gcc/x86_64-pc-cygwin/11/../../../../x86_64-pc-cygwin/bin/ld:
> /tmp/ccVVVRVe.o:metap_test_dat:(.text+0x12a): undefined reference to
> `atsruntime_mfree_undef'
> /usr/lib/gcc/x86_64-pc-cygwin/11/../../../../x86_64-pc-cygwin/bin/ld:
> /tmp/ccVVVRVe.o:metap_test_dat:(.text+0x160): undefined reference to
> `atsruntime_malloc_undef'
> collect2: error: ld returned 1 exit status
>
> I have no idea what it means or what caused it.
>
> On Monday, November 29, 2021 at 11:03:29 AM UTC-5 d4v3y_5c0n3s wrote:
>
>> You need to select the "Patsopt2js" button when using Try-ATS-on-line to
>> get the error I posted. I'll test using my local ATS installation to
>> determine whether this is only on the JS version of ATS or not.
>> On Monday, November 29, 2021 at 10:23:56 AM UTC-5 gmhwxi wrote:
>>
>>> Is there a way for me to generate the error you are referring to?
>>> The above code works fine on my end.
>>>
>>> --Hongwei
>>>
>>>
>>> On Mon, Nov 29, 2021 at 10:16 AM d4v3y_5c0n3s <tmj...@gmail.com> wrote:
>>>
>>>> I think I've been able to break down a problem I've been having with
>>>> ATS' templates into a simple example provided below. The following code
>>>> type-checks, and can easily tested using Try-ATS-on-line.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> *datavtype maybe(a:vt@ype) =| NAH of ()| YAH of (a)fn{a:vt@ype}
>>>> maybe_nah () : maybe(a) = NAH()fn{a:vt@ype} maybe_yah ( x: a ) : maybe(a) =
>>>> YAH(x)implement main0 () = let var m1 = maybe_nah<int>() var m2 =
>>>> maybe_yah<int>(6) val-~NAH() = m1 val-~YAH(int) = m2inend*
>>>>
>>>> Running the above sample produces the following error:
>>>> ParsingErrors:
>>>> /tmp/patsopt_ccats_Ht1nNp: 9732(line=454, offs=1) -- 9735(line=454,
>>>> offs=4): error(parsing): the keyword [EOF] is needed.
>>>> exit(ATS): uncaught exception at run-time:
>>>>
>>>> /var/lib/openshift/5419477be0b8cddd09000122/app-root/runtime/repo/ats2-lang/contrib/CATS-parsemit/SATS/catsparse.sats:FatalErrorExn(1024)
>>>>
>>>> My question is, why is this simple example failing, and how should I
>>>> fix it? I know the problem is related to metaprogramming in some way, but
>>>> I don't understand the low-level details enough to get why this isn't
>>>> working. Please let me know if you have any further questions.
>>>>
>>>> --
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>>>> <https://groups.google.com/d/msgid/ats-lang-users/4794ec8f-4b17-4d45-9ffe-60d963756e30n%40googlegroups.com?utm_medium=email&utm_source=footer>
>>>> .
>>>>
>>> --
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