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Re: [avr-gcc-list] Program Space String & optimization

From: bolet (sent by Nabble.com)
Subject: Re: [avr-gcc-list] Program Space String & optimization
Date: Thu, 15 Dec 2005 02:27:00 -0800 (PST)

>A solution I would propose is to change the offending line like this (I
>haven't checked this, though):
>>   do{} while( (a=(volatile char)(pgm_read_byte(txt))) );

Thanks for answering. I've tryed your suggestion with the same result, but
the answer given by Joerg Wunsch (first answer in thread) works OK:

>Your volatile qualifier is at the wrong place.  You're marking the
>object "txt" points to as volatile, not the pointer itself.  Change
>that into
>PGM_P volatile txt = P_Txt

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