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H.J. Lu 3db2e7dda6 Handle STT_GNU_IFUNC symols when building shared library.

bfd/

2012-01-06  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/12366
	PR ld/12371
	* elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Properly
	handle symbols marked with regular reference, but not non-GOT
	reference when building shared library.

	* elf32-i386.c (elf_i386_gc_sweep_hook): Properly handle
	local and global STT_GNU_IFUNC symols when building shared
	library.
	* elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.

ld/testsuite/

2012-01-06  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/12366
	PR ld/12371
	* ld-ifunc/ifunc-10-i386.s: Add more tests.
	* ld-ifunc/ifunc-10-x86-64.s: Likewise.
	* ld-ifunc/ifunc-11-i386.s: Likewise.
	* ld-ifunc/ifunc-11-x86-64.s: Likewise.

	* ld-ifunc/ifunc-12-i386.d: New.
	* ld-ifunc/ifunc-12-i386.s: Likewise.
	* ld-ifunc/ifunc-12-x86-64.d: Likewise.
	* ld-ifunc/ifunc-12-x86-64.s: Likewise.
	* ld-ifunc/ifunc-13-i386.d: Likewise.
	* ld-ifunc/ifunc-13-x86-64.d: Likewise.
	* ld-ifunc/ifunc-13a-i386.s: Likewise.
	* ld-ifunc/ifunc-13a-x86-64.s: Likewise.
	* ld-ifunc/ifunc-13b-i386.s: Likewise.
	* ld-ifunc/ifunc-13b-x86-64.s: Likewise.

2011-01-06 18:45:05 +00:00

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 	.text
         .type ifunc, @gnu_indirect_function
 	.globl ifunc
 ifunc:
         ret