Re: [Sdcc-user] Another compiler glitch: Is 'data' a pre-defined keyword?

[Raphael N. <rn...@we...>]

Hi,

> This (contrived example) fails to compile:
>
>    void test (int data)
>    {
>      int i ;
>      i = data ;
>    }
>
> Compile command:
>
>    sdcc  -mpic16 -p18f4685 -c test.c
>
> Gives:
>
>    test.c:5: syntax error: token -> 'data' ; column 10
>    test.c:6: error 159: in function test: name omitted for parameter 1
>
> Compiles fine with gcc, so wondering if 'data' is pre-defined as a  
> keyword somewhere?

Yes, "data" is a memory space indicator (like code, idata, pdata,
xdata, and more).
You can compile with --std-c89, which defines only the variants
__data, __code, __idata, __pdata, __xdata, ... as keywords and allows
you to use the non-__-prefixed ones as regular identifiers.


Raphael