The FAQ, http://c-faq.com/aryptr/aryptrparam.html and 
http://c-faq.com/aryptr/aryparmsize.html
says "bool foo(bar bars[2]);" <=> "bool foo(bar bars[]);" <=> bool foo(bar* 
bars);
So I think if "bool foo(bar* bars);" compiles ok, then should also "bool 
foo(bar bars[2]);. 

On Sunday, May 5, 2019 at 12:05:08 AM UTC+8, Jan Mercl wrote:
>
> On Sat, May 4, 2019 at 2:15 PM T L <tapi...@gmail.com <javascript:>> 
> wrote: 
>
> > But it is a pointer parameter, though it looks like an array. 
>
> Yes, a pointer to an incomplete type. The compiler thus does not know 
> how to compute address of bars[x] as that translates to bars + 
> x*sizeof(bar). 
>

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