* elf32-hppa.c (elf32_hppa_copy_indirect_symbol): Merge dyn_reloc
counts for aliases instead of aborting.
* elf32-i386.c (elf_i386_copy_indirect_symbol): Likewise.
* elf64-ppc.c (ppc64_elf_copy_indirect_symbol): Likewise.
* elf32-hppa.c (elf32_hppa_adjust_dynamic_symbol): Set plt.offset
to -1 for non-function symbols.
* elf32-ppc.c (ppc_elf_adjust_dynamic_symbol): Likewise.
* elf32-s390.c (elf_s390_adjust_dynamic_symbol): Likewise.
* elf64-ppc.c (ppc64_elf_adjust_dynamic_symbol): Likewise.
* elf64-s390.c (elf_s390_adjust_dynamic_symbol): Likewise.
* elf64-x86-64.c (elf64_x86_64_adjust_dynamic_symbol): Likewise.
* elf32-i386.c (elf_i386_adjust_dynamic_symbol): Refer to
plt.offset instead of plt.refcount when setting to -1.