== Quote from Johannes Pfau (s...@example.com)'s article > Hi, has anyone successfully built an arm cross compiler yet? > GCC: 4.4.5 GDC: Latest D2 (r357) > I always get the following error: > ----------------------------------------------------------------- > i686-pc-linux-gnu-gcc -O2 -pipe -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -= > W = > -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes = > -Wcast-qual -DHAVE_CONFIG_H -I. -Id -I../../gcc-4.4.5-build/gcc = > -I../../gcc-4.4.5-build/gcc/d -I../../gcc-4.4.5-build/gcc/../include = > -I../../gcc-4.4.5-build/gcc/../libcpp/include = > -I../../gcc-4.4.5-build/gcc/../libdecnumber = > -I../../gcc-4.4.5-build/gcc/../libdecnumber/dpd -I../libdecnumber = > -I/include -DCLOOG_PPL_BACKEND -I. -Id -I../../gcc-4.4.5-build/gcc = > -I../../gcc-4.4.5-build/gcc/d -I../../gcc-4.4.5-build/gcc/../include = > -I../../gcc-4.4.5-build/gcc/../libcpp/include = > -I../../gcc-4.4.5-build/gcc/../libdecnumber = > -I../../gcc-4.4.5-build/gcc/../libdecnumber/dpd -I../libdecnumber = > -I/include -DCLOOG_PPL_BACKEND -I../../gcc-4.4.5-build/gcc/d = > -I../../gcc-4.4.5-build/gcc/d/dmd2 -Id -D_GNU_SOURCE=3D1 -D_DH=3D1 = > -DD_NO_TRAMPOLINES=3D1 -DELFOBJ=3D1 -DLIBPHOBOS=3D\"-lgphobos2\" = > -DLIBPHOBOS_PROFILE=3D\"-lgphobos2\" -DLIBDRUNTIME=3D\"-lgdruntime\" = > -DLIBDRUNTIME_PROFILE=3D\"-lgdruntime\" -DD_GCC_VER=3D44 -Wno-missing-br= > aces = > -fmessage-length=3D0 -o d/d-c-stubs.cglue.o -c = > ../../gcc-4.4.5-build/gcc/d/d-c-stubs.c > i686-pc-linux-gnu-g++ -O2 -pipe -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -= > W = > -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wcast-qu= > al = > -Wold-style-definition -Wc++-compat -Wmissing-format-attribute -pedantic= > = > -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings = > -DHAVE_CONFIG_H -I. -I. -I../../gcc-4.4.5-build/gcc = > -I../../gcc-4.4.5-build/gcc/. -I../../gcc-4.4.5-build/gcc/../include = > -I../../gcc-4.4.5-build/gcc/../libcpp/include = > -I../../gcc-4.4.5-build/gcc/../libdecnumber = > -I../../gcc-4.4.5-build/gcc/../libdecnumber/dpd -I../libdecnumber = > -I/include -DCLOOG_PPL_BACKEND -I. -I. -I../../gcc-4.4.5-build/gcc = > -I../../gcc-4.4.5-build/gcc/. -I../../gcc-4.4.5-build/gcc/../include = > -I../../gcc-4.4.5-build/gcc/../libcpp/include = > -I../../gcc-4.4.5-build/gcc/../libdecnumber = > -I../../gcc-4.4.5-build/gcc/../libdecnumber/dpd -I../libdecnumber = > -I/include -DCLOOG_PPL_BACKEND -I../../gcc-4.4.5-build/gcc/d = > -I../../gcc-4.4.5-build/gcc/d/dmd2 -Id -D_GNU_SOURCE=3D1 -D_DH=3D1 = > -DD_NO_TRAMPOLINES=3D1 -DELFOBJ=3D1 -DLIBPHOBOS=3D\"-lgphobos2\" = > -DLIBPHOBOS_PROFILE=3D\"-lgphobos2\" -DLIBDRUNTIME=3D\"-lgdruntime\" = > -DLIBDRUNTIME_PROFILE=3D\"-lgdruntime\" -DD_GCC_VER=3D44 -Wno-missing-br= > aces = > -fmessage-length=3D0 -Wl,--hash-style=3Dgnu -Wl,--as-needed -o cc1d \ > d/id.gen.o d/impcnvtab.gen.o attribs.o cppdefault.o stub-objc.o > prefix= > .o = > arm-c.o gimplify.o tree-iterator.o d/aav.dmd.o d/access.dmd.o = > d/aliasthis.dmd.o d/array.dmd.o d/arrayop.dmd.o d/async.dmd.o = > d/attrib.dmd.o d/cast.dmd.o d/class.dmd.o d/clone.dmd.o d/cond.dmd.o = > d/constfold.dmd.o d/dchar.dmd.o d/declaration.dmd.o d/delegatize.dmd.o = > d/doc.dmd.o d/dsymbol.dmd.o d/dump.dmd.o d/entity.dmd.o d/enum.dmd.o = > d/expression.dmd.o d/func.dmd.o d/gnuc.dmd.o d/hdrgen.dmd.o d/html.dmd.o= > = > d/identifier.dmd.o d/imphint.dmd.o d/import.dmd.o d/init.dmd.o = > d/inline.dmd.o d/interpret.dmd.o d/json.dmd.o d/lexer.dmd.o = > d/lstring.dmd.o d/macro.dmd.o d/mangle.dmd.o d/mars.dmd.o d/mtype.dmd.o = > = > d/module.dmd.o d/opover.dmd.o d/optimize.dmd.o d/parse.dmd.o d/rmem.dmd.= > o = > d/root.dmd.o d/scope.dmd.o d/speller.dmd.o d/statement.dmd.o = > d/staticassert.dmd.o d/stringtable.dmd.o d/struct.dmd.o d/template.dmd.o= > = > d/todt.dmd.o d/toobj.dmd.o d/typinf.dmd.o d/unialpha.dmd.o d/utf.dmd.o = > d/unittests.dmd.o d/version.dmd.o d/builtin.dmd.o d/traits.dmd.o = > d/d-lang.glue.o d/d-decls.glue.o d/d-codegen.glue.o d/d-objfile.glue.o = > d/d-irstate.glue.o d/d-glue.glue.o d/d-convert.glue.o d/d-todt.glue.o = > d/d-gcc-real.glue.o d/d-gt.cglue.o d/d-builtins.cglue.o d/d-misc.cglue.o= > = > d/d-builtins2.glue.o d/symbol.glue.o d/asmstmt.glue.o d/dt.glue.o = > d/d-cppmngl.glue.o d/d-c-stubs.cglue.o main.o libbackend.a = > ../libcpp/libcpp.a ../libdecnumber/libdecnumber.a -L/lib -lcloog -lmpfr= > = > -lgmp ../libcpp/libcpp.a ../libiberty/libiberty.a = > ../libdecnumber/libdecnumber.a > arm-c.o: In function `arm_output_c_attributes': > arm-c.c:(.text+0x7): undefined reference to `c_global_trees' > collect2: ld gab 1 als Ende-Status zur=C3=BCck > make[1]: *** [cc1d] Fehler 1 > make[1]: Leaving directory = > `/var/abs/local/cross-arm-elf-gdc2-hg/src/gcc-build/gcc' > make: *** [all-gcc] Fehler 2 > ----------------------------------------------------------------- > (Sorry about the German error messages, forgot to use LANG=3DC but I thi= > nk = > the most important part is in English anyway) > As the error message states the c_global_trees symbol is not linked in. = > = > It's used in arm-c.c and defined in c-common.c. Just linking against = > c-common.o isn't enough though as c-common needs more object files to be= > = > linked against. > This seems to be a D frontend related problem, building a gcc c cross = > compiler works. I tried building a native compiler on the arm machine an= > d = > that worked (but it's painfully slow), so it's likely a cross compiler = > only problem. > I used the following script (custom Archlinux PKGBUILD, based on the = > cross-arm-elf-gcc-base and gdc2-hg PKGBUILDS): > http://pastebin.ca/1992505 > -- = > Johannes Pfau
There's a patch in Debian which addresses this. Last time I tried (a nice fella allowed me to work via ssh'ing onto a sheevaplug) it mostly works, but you'll need to use the gcstub sources, as the normal gc don't work (2.035~ish time this was I think, so things may have improved since). Regards
