Re: [avr-gcc-list] String array in ROM gives error in spite of following example code.

[Senthil Kumar Selvaraj]

On Thu, Jun 12, 2014 at 09:58:54PM +0530, Royce Pereira wrote:
> I'll try the various suggestions tomorrow.
> 
> But I'm surprised at the diverse replies.
> 
> Don't people declare an array of strings anymore ? :-)
> 

Well, the compiler is now stricter in that it expects the array itself
to be declared const (in addition to the array elements).

Regards
Senthil

> On Thu, Jun 12, 2014 at 9:30 PM, Senthil Kumar
> <address@hidden> wrote:
> > Does
> >
> > PGM_P  const pgtmp_msg[]    PROGMEM =
> >    { ptmpUP_msg, ptmpDN_msg,  ptmpCLG_msg,} ;
> >
> > work? The array itself needs to be declared const, as progmem/flash contents
> > cannot be modified.
> >
> > Regards
> > Senthil
> >
> >
> > On Thu, Jun 12, 2014 at 6:16 PM, Bob Paddock <address@hidden>
> > wrote:
> >>
> >>  #define FLASH /* Empty, used for IAR compiler.  Define PROGMEM as
> >> empty to use GCC */
> >>
> >> static char const FLASH string000[] PROGMEM = "NO_MSG"; /* 000/0x00 */
> >> ...
> >>
> >> static PGM_P const string_pointers[] PROGMEM = {
> >>     string000, /* 0x00 */
> >> ...
> >> };
> >>
> >> That works without out warnings for C.  There was a long standing bug
> >> that you may be running into if you are compiling as C++.
> >>
> >> _______________________________________________
> >> AVR-GCC-list mailing list
> >> address@hidden
> >> https://lists.nongnu.org/mailman/listinfo/avr-gcc-list
> >
> >
> 
> 
> 
> -- 
> Best Regards,
> 
> -- Royce Pereira
> 
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