binutils-gdb/pr19969a.S at c5bb8910e80c6cd80c63541f86471c18375c8198 - binutils-gdb - Collaboration & Inovation

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H.J. Lu 338c190a92 Check run-time R_X86_64_32 relocation overflow

Since elf_x86_64_check_relocs is called after opening all input files,
we can detect dynamic R_X86_64_32 relocation overflow there.

bfd/

	PR ld/19969
	* elf64-x86-64.c (check_relocs_failed): New.
	(elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs.
	Support relocation agaist local symbol.  Set check_relocs_failed.
	(elf_x86_64_check_relocs): Use elf_x86_64_need_pic.  Check
	R_X86_64_32 relocation overflow.
	(elf_x86_64_relocate_section): Skip if check_relocs failed.
	Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic.

ld/

	PR ld/19969
	* testsuite/ld-x86-64/pr19969.d: New file.
	* testsuite/ld-x86-64/pr19969a.S: Likewise.
	* testsuite/ld-x86-64/pr19969b.S: Likewise.
	* testsuite/ld-x86-64/x86-64.exp: Run pr19969 tests.

2016-04-20 11:10:38 -07:00

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 	.data
 	.align 4
 	.global foo
 	.type	foo, @object
 	.size	foo, 4
 foo:
 	.long	-1