[avr-libc-dev] [bug #21955] pgm_read_xxxx() does not use enhanced LPM instruction

[Dmitry Xmelkov]

URL:
  <http://savannah.nongnu.org/bugs/?21955>

                 Summary: pgm_read_xxxx() does not use enhanced LPM
instruction
                 Project: AVR C Runtime Library
            Submitted by: dmix
            Submitted on: Суббота 05.01.2008 at 05:13
                Category: Header
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Header files
                  Status: None
        Percent Complete: 0%
             Assigned to: None
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any

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Details:

This is take place for avr-libc 1.4.7, 1.5.1 and 1.6.1 with
avr-gcc 4.1.2 and earlier. The reason: the definition (i.e.
workaround for old compilers) of __AVR_HAVE_LPMX__ was removed from
'avr/io.h' file since 1.43 version.
The same is with __AVR_HAVE_MOVW__ (used in eprom.h).





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