Re: [avr-gcc-list] PSTR macro bug in C++

[E. Weddington]

Iztok Zupet wrote:

> Hello
>
> Just today I discovered a bug. Using the printf_P function and PSTR
> macro causes:
>
> *App.cpp: In member function `void App::dmxScreen()': 
> *App.cpp:47: internal compiler error: in simplify_gen_subreg, at
> simplify-rtx.c:3444 
> *Please submit a full bug report, 
>
> I use avr-gcc V 3.4.1 and avr-libc V 1.0.4.
>
> However, defining PSTR(s) macro as
> #define PSTR(s) ({static char __c[] PROGMEM = (s); &__c[0];})
> instead of
> #define ({static char __c[] PROGMEM = (s); __c;})
> solves this problem.
>
> Regards
> Iztok
>
>  

Already known as avr-libc bug #8633:
<http://savannah.nongnu.org/bugs/?func=detailitem&item_id=8633>