On Wed, Sep 9, 2009 at 4:36 PM, Greg Comeau<com...@panix.com> wrote:
> In article <1d5d51400909080844q1bee4c3s114ccc5e51ce5...@mail.gmail.com>,
> Fernan Bolando <fernanbola...@mailc.net> wrote:
>>...error: initializer is not a constant: F0_Prelude_46primLeave
>>--h file ---
>>#define VAP_TAG 1
>>#define WORDSHIFT 5
>>#define WORDSIZE (1<<WORDSHIFT)
>>#define WORDMASK (WORDSIZE-1)
>>#define NS (WORDSIZE>>3)
>>#define ZAP_BIT (1L<<(WORDSIZE-1))
>>-- c file ----
>>unsigned F0_Prelude_46primLeave[] = {
>> CAPTAG(FN_Prelude_46primLeave,1)
>>#ifdef PROFILE
>>, useLabel(PROF_primLeave)
>>, 0
>>, 0
>>, 0
>>#endif
>
> The initializers to some things need to be constants.
> In your case, it appears that either CAPTAG or useLabel (or both)
> have ended up not being #define'd. Probably the header they are
> #define'd in is not being #include'd (you don't show it above,
> but then you don't show enough of your code to even reproduce it).
>
> On a relate note, you can see the results of preprocessing
> from pcc by using the -E and/or -P options, that way you
> can see whether the macro ended up getting substituted
> and what it was substituted to -- or not in your case.
> Some compilers also have options which will emit the trail of
> files #include'd but I don't see that option for pcc.
gcc happily compiles a definition like
#define CT_v249 ((void*)startLabel+464)
is it valid just to add to make the porting non-destructive?
#ifdef Plan9
#define void unsigned char
#endif
--
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