[m-rev.] diff: fix standard library build error

[Julien Fischer]

On Tue, 20 Sep 2011, Paul Bone wrote:

> On Tue, Sep 20, 2011 at 01:24:47AM +1000, Julien Fischer wrote:
>>
>> Branches: main
>>
>> Fix a linking problem in the standrard library in the hlc.gc.memprof grade.
>> The external predicate par_builtin.lc_finish/1 lacks a definition in the hlc
>> grades, but in profiling grades we take its address.
>>
>> library/par_builtin.m:
>> 	Add a dummy definition of lc_finish/1 for when --highlevel-code
>> 	is enabled.
>>
>
> Why do we take it's address?

We build a table of procedure addresses in memory profiling grades at
program startup time.

> It's only useful in low-level C parallel grades.

I know, but there still needs to be an hlc stub function defined for it.

> And I havn't added the transformation to the compiler that would make
> use of it?  Is it because it is declared in the interface?

It's because its declared, whether it is exported or not is irrelevant.

Julien.
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