binutils-gdb/ld/testsuite/ld-x86-64/pr19609-4e.d
H.J. Lu 8b43e45688 x86-64: Improve GOTPCREL relocation conversion
When GOTPCREL relocation conversion leads to relocation overflow, we
may get a mysterious linker message, like

relocation truncated to fit: R_X86_64_32S against symbol `foo'

This patch changes the linker message to

failed to convert GOTPCREL relocation; relink with --no-relax

bfd/

	* elf64-x86-64.c (elf_x86_64_convert_load_reloc): Remove the sec
	argument.  Don't check relocation overflow.  Avoid relocation
	overflow if --no-relax is used.  Set converted_reloc on symbol
	if a GOTPCREL relocation is converted.
	(elf_x86_64_relocate_section): Issue a fatal error and suggest
	--no-relax if GOTPCREL relocation conversion leads to relocation
	overflow.
	* elfxx-x86.h (elf_x86_link_hash_entry): Add converted_reloc.

ld/

	* testsuite/ld-x86-64/pr19609-4e.d: Updated.
	* testsuite/ld-x86-64/pr19609-6a.d: Likewise.
2017-09-05 11:24:14 -07:00

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D

#source: pr19609-4.s
#as: --64 -mrelax-relocations=yes
#ld: -melf_x86_64 -Ttext=0x70000000 -Tdata=0xa0000000 --no-relax
#objdump: -dw
.*: +file format .*
Disassembly of section .text:
0+70000000 <_start>:
[ ]*[a-f0-9]+: 48 8b 05 ([0-9a-f]{2} ){4} * mov [-]?0x[a-f0-9]+\(%rip\),%rax # [a-f0-9]+ <.got>
[ ]*[a-f0-9]+: 4c 8b 1d ([0-9a-f]{2} ){4} * mov [-]?0x[a-f0-9]+\(%rip\),%r11 # [a-f0-9]+ <.got>