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.

1 files changed, 11 insertions, 0 deletions

diff --git a/bfd/elf.c b/bfd/elf.c
index 8007302..1f3408e 100644
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -9167,3 +9167,14 @@ _bfd_elf_set_osabi (bfd * abfd,
 
   i_ehdrp->e_ident[EI_OSABI] = get_elf_backend_data (abfd)->elf_osabi;
 }
+
+
+/* Return TRUE for ELF symbol types that represent functions.
+   This is the default version of this function, which is sufficient for
+   most targets.  It returns true if TYPE is STT_FUNC.  */
+
+bfd_boolean
+_bfd_elf_is_function_type (unsigned int type)
+{
+  return (type == STT_FUNC);
+}