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Message-ID: <3EB170DD.F5A1C994@eagercon.com>
Date: Thu, 01 May 2003 12:09:17 -0700
From: Michael Eager <eager AT eagercon DOT com>
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To: ??? <djkim AT adc DOT co DOT kr>
CC: cygwin <cygwin AT cygwin DOT com>
Subject: Re: undefined reference error __mempcpy
References: <b84q3m$drl$1 AT main DOT gmane DOT org> <20030423015402 DOT GB38081907 AT hpn5170x> <b84upp$qb5$1 AT main DOT gmane DOT org> <b84vjb$sqd$1 AT main DOT gmane DOT org> <b879li$224$1 AT main DOT gmane DOT org> <20030424002924 DOT GB14061 AT redhat DOT com> <001c01c30a09$ecec2bf0$5b0366d2 AT adcpc91DJKIM> <005701c30a0b$72b246b0$ac6786d9 AT ellixia> <005201c30e09$44a19300$5b0366d2 AT adcpc91DJKIM>
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There was a patch posted to the gcc mailing list in the past couple weeks.
(Actually two, one from me, one from someone else.)

??? wrote:
> 
> Hi all.
> 
> I have a problem installing a gcc-3.2 cross-compiler
>   under Cygwin(cygwin-1.3.22.tar).
> 
> ../configure --target ae32000-elf --prefix=/usr/local --enable-languages=c,c++ --with-gnu-as --with-gnu-ld --with-headers=...  --with-newlib
> 
> # (host : i686-pc-cygwin)
> 
> When compiling the gnu-regex.c , error message is the following.
> ...
> gcc -c -DIN_GCC -DHAVE_CONFIG_H -DIN_GCC -DCROSS_COMPILE -g -O2 -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wtraditional -pedantic -Wno-long-long -DHAVE_CONFIG_H -DGENERATOR_FILE  -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wtraditional -pedantic -Wno-long-long -I. -I.. -I../../../gcc-3.2/gcc/fixinc -I../../../gcc-3.2/gcc/fixinc/.. -I../../../gcc-3.2/gcc/fixinc/../config -I../../../gcc-3.2/gcc/fixinc/../../include ../../../gcc-3.2/gcc/fixinc/fixlib.c
> In file included from ../config.h:20,
>                  from ../../../gcc-3.2/gcc/fixinc/fixlib.h:30,
>                  from ../../../gcc-3.2/gcc/fixinc/fixlib.c:25:
> ../../../gcc-3.2/gcc/config/ae32000/ae32000.h:957:1: warning: C++ style comments are not allowed in ISO C89
> ../../../gcc-3.2/gcc/config/ae32000/ae32000.h:957:1: warning: (this will be reported only once per input file)
> gcc -DIN_GCC -DHAVE_CONFIG_H -DIN_GCC -DCROSS_COMPILE -g -O2 -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wtraditional -pedantic -Wno-long-long -DHAVE_CONFIG_H -DGENERATOR_FILE  -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wtraditional -pedantic -Wno-long-long -I. -I.. -I../../../gcc-3.2/gcc/fixinc -I../../../gcc-3.2/gcc/fixinc/.. -I../../../gcc-3.2/gcc/fixinc/../config -I../../../gcc-3.2/gcc/fixinc/../../include  -o fixincl.exe fixincl.o fixtests.o fixfixes.o server.o procopen.o gnu-regex.o fixlib.o ../../libiberty/libiberty.a
> gnu-regex.o(.text+0x6556): In function `regerror':
> /home/Administrator/Angel2/build-gcc-ae32000-elf/gcc/fixinc/../../../gcc-3.2/gcc/fixinc/gnu-regex.c:5723: undefined reference to `___mempcpy'
> collect2: ld returned 1 exit status
> make[2]: *** [full-stamp] Error 1
> make[2]: Leaving directory `/home/Administrator/Angel2/build-gcc-ae32000-elf/gcc/fixinc'
> make[1]: *** [fixinc.sh] Error 2
> make[1]: Leaving directory `/home/Administrator/Angel2/build-gcc-ae32000-elf/gcc'
> make: *** [all-gcc] Error 2
> + make install
> ...
> 
> When compiling at the linux environment, it's no problem.
> 
> How does it slove?
> Please give me some hits...
> 
> If anybody could shed some light on the subject I would be very grateful.
> 
> Cheers,
> 
> Djkim.


-- 
Michael Eager    Eager Consulting     eager AT eagercon DOT com
1960 Park Blvd., Palo Alto, CA 94306  650-325-8077


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