[Bug bootstrap/25665] build failure on ppc64-linux

[fxcoudert at gcc dot gnu dot org]

------- Comment #1 from fxcoudert at gcc dot gnu dot org  2006-01-04 12:16 -------
With newer binutils (2.16.1), what happens is:

coudert@openpower-linux1:/tmp/debug/ibin/stage2-gcc$
/home/users/c/co/coudert/ppc64-linux/gfortran/gfortran_libs/ppc64-linux/bin/ld
--eh-frame-hdr -V -Qy -m elf64ppc -dynamic-linker /lib64/ld64.so.1 -o
build/genchecksum /usr/lib/../lib64/crt1.o /usr/lib/../lib64/crti.o
/tmp/debug/ibin/./prev-gcc/crtbegin.o -L/tmp/debug/ibin/./prev-gcc
-L/lib/../lib64 -L/usr/lib/../lib64 build/genchecksum.o
../build-powerpc64-unknown-linux-gnu/libiberty/libiberty.a -lgcc --as-needed
-lgcc_s --no-as-needed -lc -lgcc --as-needed -lgcc_s --no-as-needed
/tmp/debug/ibin/./prev-gcc/crtsavres.o /tmp/debug/ibin/./prev-gcc/crtend.o
/usr/lib/../lib64/crtn.o
GNU ld version 2.16.1
  Supported emulations:
   elf64ppc
   elf32ppclinux
   elf32ppc
   elf32ppcsim
/home/users/c/co/coudert/ppc64-linux/gfortran/gfortran_libs/ppc64-linux/bin/ld:
warning: powerpc:common architecture of input file
`../build-powerpc64-unknown-linux-gnu/libiberty/libiberty.a(md5.o)' is
incompatible with powerpc:common64 output
/home/users/c/co/coudert/ppc64-linux/gfortran/gfortran_libs/ppc64-linux/bin/ld:
warning: powerpc:common architecture of input file
`../build-powerpc64-unknown-linux-gnu/libiberty/libiberty.a(fopen_unlocked.o)'
is incompatible with powerpc:common64 output
/home/users/c/co/coudert/ppc64-linux/gfortran/gfortran_libs/ppc64-linux/bin/ld:
warning: powerpc:common architecture of input file
`../build-powerpc64-unknown-linux-gnu/libiberty/libiberty.a(xstrerror.o)' is
incompatible with powerpc:common64 output
/home/users/c/co/coudert/ppc64-linux/gfortran/gfortran_libs/ppc64-linux/bin/ld:
can not size stub section: Bad value
Segmentation fault

The backtrace for the ld segfault is:
Program received signal SIGSEGV, Segmentation fault.
bfd_putb32 (data=Unhandled dwarf expression opcode 0x93
) at libbfd.c:594
594       addr[3] = data & 0xff;
(gdb) where
#0  bfd_putb32 (data=Unhandled dwarf expression opcode 0x93
) at libbfd.c:594
#1  0x1004953c in ppc_build_one_stub (gen_entry=0x1014dbe8, in_arg=0x10139790)
    at elf64-ppc.c:7899
#2  0x10034b4c in bfd_hash_traverse (table=0x10148a58, 
    func=0x10048a10 <ppc_build_one_stub>, info=0x10139790) at hash.c:498
#3  0x1004dfc4 in ppc64_elf_build_stubs (emit_stub_syms=0, info=0x0, 
    stats=0x10139790) at elf64-ppc.c:9313
#4  0x1001bb04 in gldelf64ppc_finish () at eelf64ppc.c:407
#5  0x10016ec0 in ldemul_finish () at ldemul.c:91
#6  0x100100a4 in lang_process () at ldlang.c:4886
#7  0x10013a8c in main (argc=269719560, argv=0x10130000) at ../ld/ldmain.c:458


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25665