Instead of using pkgsrc, why don't you use NetBSD build.sh to build
the cross-compiling tools? NetBSD 10.x comes with GCC 12 if I'm not
mistaken.
On Fri, Aug 08, 2025 at 12:59:05PM -0400, Alexander Jacocks wrote:
> Folks,
>
> I have a Pentium II 350 machine that I run NetBSD 10.1 on. Obviously, it can
> build for itself, especially since it has a silly 1GB of RAM, but it?s
> extremely slow, as expected, when building.
>
> So, I use an AMD64 VM , also running NetBSD 10.1, to do the building. I?m
> having issues cross-compiling GCC12, and wanted to see if anyone else has
> seen the same issue.
>
> I?m using current stable pkgsrc.
>
> The relevant section of my my.conf looks like this:
>
> # Cross compiling
> #USE_CROSS_COMPILE=yes
> CROSS_MACHINE_ARCH=i386
> TOOLDIR=/home/ajacocks/src/netbsd/10.1/obj.i386/tooldir.NetBSD-10.1-amd64
> CROSS_DESTDIR=/home/ajacocks/src/netbsd/10.1/obj.i386/destdir.i386
> CROSS_OPSYS=NetBSD
> CROSS_LOWER_OPSYS=netbsd
> CROSS_OS_VERSION=10.1
> CROSS_OPSYS_VERSION=101000
> CROSS_LOWER_OPSYS_VERSUFFIX=
> CROSS_LOWER_OS_VARIANT=
> CROSS_LOWER_VARIANT_VERSION=
> CROSS_LOWER_VENDOR=
> CROSS_OBJECT_FMT=ELF
>
> I launch the compile with:
>
> netbsd# cd /usr/pkgsrc/lang/gcc12
> netbsd# USE_CROSS_COMPILE=yes bmake package
> => Bootstrap dependency digest>=20211023: found digest-20220214
> => Fetching gcc-12.4.0.tar.xz
> => Fetching isl-0.16.1.tar.bz2
> => Fetching in-place gmp
> => Bootstrap dependency digest>=20211023: found digest-20220214
> => Fetching gmp-6.3.0.tar.bz2
> => Checksum BLAKE2s OK for gmp-6.3.0.tar.bz2
> => Checksum SHA512 OK for gmp-6.3.0.tar.bz2
> => Fetching in-place
> ?
>
> The error comes up here:
>
> gmake[2]: Nothing to be done for 'all'.
> gmake[2]: Leaving directory
> '/usr/pkgsrc/lang/gcc12/work.NetBSD-10.1-i386/build/c++tools'
> gmake[3]: Entering directory
> '/usr/pkgsrc/lang/gcc12/work.NetBSD-10.1-i386/build/libcc1'
> gmake[2]: Entering directory
> '/usr/pkgsrc/lang/gcc12/work.NetBSD-10.1-i386/build/i486--netbsdelf/libgcc'
> gmake[3]: Leaving directory
> '/usr/pkgsrc/lang/gcc12/work.NetBSD-10.1-i386/build/libcc1'
> gmake[2]: Leaving directory
> '/usr/pkgsrc/lang/gcc12/work.NetBSD-10.1-i386/build/libcc1'
> # If this is the top-level multilib, build all the other
> # multilibs.
> dest=../.././gcc/include/tmp$$-unwind.h; \
> cp unwind.h $dest; \
> chmod a+r $dest; \
> sh ../../../gcc-12.4.0/libgcc/../move-if-change $dest
> ../.././gcc/include/unwind.h
> cc -g -O2 -I/usr/include -O2 -g -O2 -I/usr/include -DIN_GCC -W -Wall
> -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmissing-prototypes -Wold-style-definition -isystem ./include -fpic -g
> -DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector -fpic -I. -I.
> -I../.././gcc -I../../../gcc-12.4.0/libgcc -I../../../gcc-12.4.0/libgcc/.
> -I../../../gcc-12.4.0/libgcc/../gcc -I../../../gcc-12.4.0/libgcc/../include
> -DHAVE_CC_TLS -o _divsc3.o -MT _divsc3.o -MD -MP -MF _divsc3.dep -DL_divsc3
> -c ../../../gcc-12.4.0/libgcc/libgcc2.c -fvisibility=hidden -DHIDE_EXPORTS
> cc -g -O2 -I/usr/include -O2 -g -O2 -I/usr/include -DIN_GCC -W -Wall
> -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmissing-prototypes -Wold-style-definition -isystem ./include -fpic -g
> -DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector -fpic -I. -I.
> -I../.././gcc -I../../../gcc-12.4.0/libgcc -I../../../gcc-12.4.0/libgcc/.
> -I../../../gcc-12.4.0/libgcc/../gcc -I../../../gcc-12.4.0/libgcc/../include
> -DHAVE_CC_TLS -o _divdc3.o -MT _divdc3.o -MD -MP -MF _divdc3.dep -DL_divdc3
> -c ../../../gcc-12.4.0/libgcc/libgcc2.c -fvisibility=hidden -DHIDE_EXPORTS
> cc -g -O2 -I/usr/include -O2 -g -O2 -I/usr/include -DIN_GCC -W -Wall
> -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmissing-prototypes -Wold-style-definition -isystem ./include -fpic -g
> -DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector -fpic -I. -I.
> -I../.././gcc -I../../../gcc-12.4.0/libgcc -I../../../gcc-12.4.0/libgcc/.
> -I../../../gcc-12.4.0/libgcc/../gcc -I../../../gcc-12.4.0/libgcc/../include
> -DHAVE_CC_TLS -o _divxc3.o -MT _divxc3.o -MD -MP -MF _divxc3.dep -DL_divxc3
> -c ../../../gcc-12.4.0/libgcc/libgcc2.c -fvisibility=hidden -DHIDE_EXPORTS
> cc -g -O2 -I/usr/include -O2 -g -O2 -I/usr/include -DIN_GCC -W -Wall
> -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmissing-prototypes -Wold-style-definition -isystem ./include -fpic -g
> -DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector -fpic -I. -I.
> -I../.././gcc -I../../../gcc-12.4.0/libgcc -I../../../gcc-12.4.0/libgcc/.
> -I../../../gcc-12.4.0/libgcc/../gcc -I../../../gcc-12.4.0/libgcc/../include
> -DHAVE_CC_TLS -o _divtc3.o -MT _divtc3.o -MD -MP -MF _divtc3.dep -DL_divtc3
> -c ../../../gcc-12.4.0/libgcc/libgcc2.c -fvisibility=hidden -DHIDE_EXPORTS
> cc -g -O2 -I/usr/include -O2 -g -O2 -I/usr/include -DIN_GCC -W -Wall
> -Wno-narrowing -Wwrite-stgmake[3]: Entering directory
> '/usr/pkgsrc/lang/gcc12/work.NetBSD-10.1-i386/build/i486--netbsdelf/libgcc'
> rings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes
> -Wold-style-definition -isystem ./include -fpic -g -DIN_LIBGCC2
> -fbuilding-libgcc -fno-stack-protector -fpic -I. -I. -I../.././gcc
> -I../../../gcc-12.4.0/libgcc -I../../../gcc-12.4.0/libgcc/.
> -I../../../gcc-12.4.0/libgcc/../gcc -I../../../gcc-12.4.0/libgcc/../include
> -DHAVE_CC_TLS -o _fixunssfsi.o -MT _fixunssfsi.o -MD -MP -MF
> _fixunssfsi.dep -DL_fixunssfsi -c ../../../gcc-12.4.0/libgcc/libgcc2.c
> -fvisibility=hidden -DHIDE_EXPORTS
> rings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes
> -Wold-style-definition -isystem ./include -fpic -g -DIN_LIBGCC2
> -fbuilding-libgcc -fno-stack-protector -fpic -I. -I. -I../.././gcc
> -I../../../gcc-12.4.0/libgcc -I../../../gcc-12.4.0/libgcc/.
> -I../../../gcc-12.4.0/libgcc/../gcc -I../../../gcc-12.4.0/libgcc/../include
> -DHAVE_CC_TLS -o _fixunssfsi.o -MT _fixunssfsi.o -MD -MP -MF
> _fixunssfsi.dep -DL_fixunssfsi -c ../../../gcc-12.4.0/libgcc/libgcc2.c
> -fvisibility=hidden -DHIDE_EXPORTS
> cc -g -O2 -I/usr/include -O2 -g -O2 -I/usr/include -DIN_GCC -W -Wall
> -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmissing-prototypes -Wold-style-definition -isystem ./include -fpic -g
> -DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector -fpic -I. -I.
> -I../.././gcc -I../../../gcc-12.4.0/libgcc -I../../../gcc-12.4.0/libgcc/.
> -I../../../gcc-12.4.0/libgcc/../gcc -I../../../gcc-12.4.0/libgcc/../include
> -DHAVE_CC_TLS -o _fixunsdfsi.o -MT _fixunsdfsi.o -MD -MP -MF
> _fixunsdfsi.dep -DL_fixunsdfsi -c ../../../gcc-12.4.0/libgcc/libgcc2.c
> -fvisibility=hidden -DHIDE_EXPORTS
> cc -g -O2 -I/usr/include -O2 -g -O2 -I/usr/include -DIN_GCC -W -Wall
> -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmissing-prototypes -Wold-style-definition -isystem ./include -fpic -g
> -DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector -fpic -I. -I.
> -I../.././gcc -I../../../gcc-12.4.0/libgcc -I../../../gcc-12.4.0/libgcc/.
> -I../../../gcc-12.4.0/libgcc/../gcc -I../../../gcc-12.4.0/libgcc/../include
> -DHAVE_CC_TLS -o _fixunsxfsi.o -MT _fixunsxfsi.o -MD -MP -MF
> _fixunsxfsi.dep -DL_fixunsxfsi -c ../../../gcc-12.4.0/libgcc/libgcc2.c
> -fvisibility=hidden -DHIDE_EXPORTS
> cc -g -O2 -I/usr/include -O2 -g -O2 -I/usr/include -DIN_GCC -W -Wall
> -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmissing-prototypes -Wold-style-definition -isystem ./include -fpic -g
> -DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector -fpic -I. -I.
> -I../.././gcc -I../../../gcc-12.4.0/libgcc -I../../../gcc-12.4.0/libgcc/.
> -I../../../gcc-12.4.0/libgcc/../gcc -I../../../gcc-12.4.0/libgcc/../include
> -DHAVE_CC_TLS -o _fixsfdi.o -MT _fixsfdi.o -MD -MP -MF _fixsfdi.dep
> -DL_fixsfdi -c ../../../gcc-12.4.0/libgcc/libgcc2.c -fvisibility=hidden
> -DHIDE_EXPORTS
> gmake[3]: Leaving directory
> '/usr/pkgsrc/lang/gcc12/work.NetBSD-10.1-i386/build/i486--netbsdelf/libgcc'
> cc -g -O2 -I/usr/include -O2 -g -O2 -I/usr/include -DIN_GCC -W -Wall
> -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmissing-prototypes -Wold-style-definition -isystem ./include -fpic -g
> -DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector -fpic -I. -I.
> -I../.././gcc -I../../../gcc-12.4.0/libgcc -I../../../gcc-12.4.0/libgcc/.
> -I../../../gcc-12.4.0/libgcc/../gcc -I../../../gcc-12.4.0/libgcc/../include
> -DHAVE_CC_TLS -o _fixdfdi.o -MT _fixdfdi.o -MD -MP -MF _fixdfdi.dep
> -DL_fixdfdi -c ../../../gcc-12.4.0/libgcc/libgcc2.c -fvisibility=hidden
> -DHIDE_EXPORTS
> ../../../gcc-12.4.0/libgcc/libgcc2.c: In function '__divsc3':
> ../../../gcc-12.4.0/libgcc/libgcc2.c:1874:16: error: '__LIBGCC_SF_MAX__'
> undeclared (first use in this function)
> 1874 | # define RBIG (__LIBGCC_SF_MAX__ / 2)
> | ^~~~~~~~~~~~~~~~~
> ../../../gcc-12.4.0/libgcc/libgcc2.c:2063:23: note: in expansion of macro
> 'RBIG'
> 2063 | if (FABS (d) >= RBIG)
> | ^~~~
> ../../../gcc-12.4.0/libgcc/libgcc2.c:1874:16: note: each undeclared
> identifier is reported only once for each function it appears in
> 1874 | # define RBIG (__LIBGCC_SF_MAX__ / 2)
> | ^~~~~~~~~~~~~~~~~
> ../../../gcc-12.4.0/libgcc/libgcc2.c:2063:23: note: in expansion of macro
> 'RBIG'
> 2063 | if (FABS (d) >= RBIG)
> | ^~~~
> ../../../gcc-12.4.0/libgcc/libgcc2.c:1876:17: error: '__LIBGCC_SF_EPSILON__'
> undeclared (first use in this function)
> 1876 | # define RMIN2 (__LIBGCC_SF_EPSILON__)
> | ^~~~~~~~~~~~~~~~~~~~~
> ../../../gcc-12.4.0/libgcc/libgcc2.c:2073:22: note: in expansion of macro
> 'RMIN2'
> 2073 | if (FABS (d) < RMIN2)
> | ^~~~~
>
> Has anyone had success cross-compiling gcc12 with current stable pkgsrc?
>
> Thanks!
> - Alex
--
Thierry Laronde <tlaronde +AT+ kergis +dot+ com>
http://www.kergis.com/
http://kertex.kergis.com/
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