It appears that GCC is assuming that the system linker can accept the +init option. In the ld(1) man page, +init appears under the heading "64 Bit (ELF) Link Editor options", and the system is 32-bit-only---might that have something to do with it?
----(begin build log excerpt)---- ranlib libbackend.a stage1/xgcc -Bstage1/ -B/opt/tg/hppa2.0w-hp-hpux11.00/bin/ -g -O2 -DIN_GCC -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -pedantic -Wno-long-long -Wno-variadic-macros -Wold-style-definition -Wmissing-format-attribute -DHAVE_CONFIG_H -o cc1-dummy c-lang.o stub-objc.o attribs.o c-errors.o c-lex.o c-pragma.o c-decl.o c-typeck.o c-convert.o c-aux-info.o c-common.o c-opts.o c-format.o c-semantics.o c-incpath.o cppdefault.o c-ppoutput.o c-cppbuiltin.o prefix.o c-objc-common.o c-dump.o c-pch.o c-parser.o c-gimplify.o tree-mudflap.o c-pretty-print.o dummy-checksum.o \ main.o libbackend.a ../libcpp/libcpp.a ../libcpp/libcpp.a ../libiberty/libiberty.a /usr/ccs/bin/ld: (Warning) At least one PA 2.0 object file (c-lang.o) was detected. The linked output may not run on a PA 1.x system. /usr/ccs/bin/ld: Unrecognized argument: +init /usr/ccs/bin/ld: Usage: /usr/ccs/bin/ld flags... files... collect2: ld returned 1 exit status gmake[2]: *** [cc1-dummy] Error 1 gmake[2]: Leaving directory `/home/cport/tmp/gcc--4.1.1.build/gcc' gmake[1]: *** [stage2_build] Error 2 gmake[1]: Leaving directory `/home/cport/tmp/gcc--4.1.1.build/gcc' gmake: *** [bootstrap-lean] Error 2 ----(end build log excerpt)---- Output of "/usr/ccs/bin/ld -V": 92453-07 linker command s800.sgs ld B.11.13 REL 990903 /usr/ccs/bin/ld: 92453-07 linker linker ld B.11.13 990903 /usr/ccs/bin/ld: Usage: /usr/ccs/bin/ld flags... files... Output of "uname -a": HP-UX hrdygrdy B.11.00 A 9000/785 2003934647 two-user license -- Summary: /usr/ccs/bin/ld: Unrecognized argument: +init Product: gcc Version: 4.1.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: skunk at iskunk dot org GCC build triplet: hppa2.0w-hp-hpux11.00 GCC host triplet: hppa2.0w-hp-hpux11.00 GCC target triplet: hppa2.0w-hp-hpux11.00 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28497