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More re GC hanging
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| Date: | -- (:) |
| From: | Goswin von Brederlow <goswin-v-b@w...> |
| Subject: | Re: [Caml-list] More re GC hanging |
Adrien <camaradetux@gmail.com> writes:
> Also, I found out that I had a pretty ugly error in my C bindings but
> it looks like it had no bad impact.
> Basically, I had 'external ml_f : *string* -> string array' but the C
> side read 'value ml_f()': the C function took *no* argument while
> ocaml was passing one (I wasn't actually using the argument). Has
> anything been developped against that? Anything to warn about errors
> in bindings?
That actually makes no problem on any architecture afaik. The parameter
will be placed in a register or on stack and never accessed. The GC
might move the value around making the register/stack value invalid, but
you never access it anyway.
I don't think there is anything that will verify that the external
declaration and C side have the same number of arguments.
MfG
Goswin