Use .got.plt for IFUNC symbols if there are no GOT relocations.

Use .got.plt for IFUNC symbols if there are no GOT relocations.

bfd/

2011-09-12  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/13178
	* elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Use .got.plt
	if there are no GOT relocations.

ld/testsuite/

2011-09-12  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/13178
	* ld-ifunc/ifunc-13-i386.d: Updated.
	* ld-ifunc/ifunc-13-x86-64.d: Likewise.
	* ld-ifunc/ifunc-3a-x86.d: Likewise.
	* ld-x86-64/pr13082-5a.d: Likewise.

	* ld-ifunc/ifunc-15-i386.d: New.
	* ld-ifunc/ifunc-15-i386.s: Likewise.
	* ld-ifunc/ifunc-15-x86-64.d: Likewise.
	* ld-ifunc/ifunc-15-x86-64.s: Likewise.