2007-04-17 Paul Brook <paul@codesourcery.com>

2007-04-17  Paul Brook  <paul@codesourcery.com>

	bfd/
	* elf.c (_bfd_elf_is_function_type): New function.
	* elflink.c (_bfd_elf_merge_symbol): Use bed->is_function_type.
	(_bfd_elf_dynamic_symbol_p, _bfd_elf_symbol_refs_local_p,
	is_global_data_symbol_definition, elf_link_add_object_symbols): Ditto.
	* elf-bfd.h (elf_backend_data): Add is_function_type.
	(_bfd_elf_is_function_type): Add prototype.
	* elfxx-target.h (elf_backend_is_function_type): Add default
	definition.
	(elfNN_bed): Add elf_backend_is_function_type.
	* elf32-arm.c (elf32_arm_is_function_type): New function.
	(elf_backend_is_function_type): Define.

	ld/testsuite/
	* ld-arm/preempt-app.s: New test.
	* ld-arm/preempt-app.sym: New.
	* ld-arm/arm-elf.exp: Add preempt-app.