I removed "attribute((__packed__))" from my packet structures but the warnings persist. Then, I substituted "uint8_t payload[0];" field in the structure with a "char *payload;". This does not give warnings.
- Vinayak On Tue, 17 Jan 2006, Joe Polastre wrote: > Have you used "attribute((__packed__))" anywhere? If so, remove it. > > -Joe > > On 1/17/06, Vinayak Naik <[EMAIL PROTECTED]> wrote: > > > > Hi, > > > > I have a question about a warning issued by the msp430-gcc compiler. It > > says "internal error: unsupported relocation error". I still haven't > > executed my program on tmotes to see whether I get any erroneous behavior. > > I was wondering whether anyone has seen this warning and has experienced > > any problem due to it? > > > > I have seen some postings on this bug inside TinyOS mailing list and > > outside, e.g. a msp430 user attributes this problem to memcpy > > http://www.nabble.com/memcpy-assumes-16-bit-alignment--t712619.html > > I am not using memcpy at the error location. But commenting out memcpy at > > these other locations does not eliminate the warning message. > > > > Thank you, > > > > - Vinayak > > > > > > mkdir -p build/telosb > > compiling Harvest to a telosb binary > > ncc -o build/telosb/main.exe -O -Wall -Wshadow -DDEF_TOS_AM_GROUP=0x7d > > -Wnesc-all -target=telosb -fnesc-cfile=build/telosb/app.c -board= > > -I%T/lib/Deluge > > -Wl,--section-start=.text=0x4800,--defsym=_reset_vector__=0x4000 > > -DIDENT_PROGRAM_NAME=\"Harvest\" -DIDENT_USER_ID=\"naik\" > > -DIDENT_HOSTNAME=\"malik\" -DIDENT_USER_HASH=0xbac68415L > > -DIDENT_UNIX_TIME=0x43cc3171L -DIDENT_UID_HASH=0xfcc7932cL -mdisable-hwmul > > -I/home/naik/tinyos-1.x/tos/lib/CC2420Radio Harvest.nc -lm > > /home/naik/tinyos-1.x/tos/lib/CC2420Radio/CC2420RadioM.nc:116: warning: > > `Send.sendDone' called asynchronously from `sendFailed' > > /tmp/ccU5DQIk.o: In function `HarvestNeighborhoodM$sendMessage': > > app.c:(.text+0x32ac): warning: internal error: unsupported relocation > > error > > app.c:(.text+0x32d6): warning: internal error: unsupported relocation > > error > > app.c:(.text+0x32da): warning: internal error: unsupported relocation > > error > > compiled Harvest to build/telosb/main.exe > > 16234 bytes in ROM > > 830 bytes in RAM > > msp430-objcopy --output-target=ihex build/telosb/main.exe > > build/telosb/main.ihex > > writing TOS image > > > > > > > > > > > > _______________________________________________ > > Tinyos-help mailing list > > [email protected] > > https://mail.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help > > > _______________________________________________ Tinyos-help mailing list [email protected] https://mail.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
