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[Bug gold/19567] Symbol_value::value doesn't support x32 overflow check


From: hjl.tools at gmail dot com
Subject: [Bug gold/19567] Symbol_value::value doesn't support x32 overflow check
Date: Thu, 04 Feb 2016 20:16:46 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=19567

--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> ---
To access address x80000054, we do

address@hidden pr19567]$ cat z.s
    .globl _start
_start:
    movabs $_start,%rax
    movabs _start,%rax
address@hidden pr19567]$ make LD=ld z
as --x32 -o z.o z.s
ld -m elf32_x86_64 -Ttext-segment 0x80000000 -o z z.o
address@hidden pr19567]$ objdump -dw z

z:     file format elf32-x86-64


Disassembly of section .text:

80000054 <_start>:
80000054:       48 b8 54 00 00 80 00 00 00 00   movabs $0x80000054,%rax
8000005e:       48 a1 54 00 00 80 00 00 00 00   movabs 0x80000054,%rax
address@hidden pr19567]$

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