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[Bug ld/13048] New: Invalid address for x32

From: hjl.tools at gmail dot com
Subject: [Bug ld/13048] New: Invalid address for x32
Date: Sun, 31 Jul 2011 21:23:53 +0000


           Summary: Invalid address for x32
           Product: binutils
           Version: 2.22 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: ld
        AssignedTo: address@hidden
        ReportedBy: address@hidden

address@hidden tmp]$ cat ilp32-6.s
    .globl _start
    mov $_start,%rax
    mov _start,%rax
address@hidden tmp]$ as --x32 -o ilp32-6.o ilp32-6.s
address@hidden tmp]$ ld -m elf32_x86_64 -Ttext-segment 0x80000000 ilp32-6.o
address@hidden tmp]$ objdump -dw a.out 

a.out:     file format elf32-x86-64

Disassembly of section .text:

80000054 <_start>:
80000054:    48 c7 c0 54 00 00 80     mov    $0xffffffff80000054,%rax
8000005b:    48 8b 04 25 54 00 00 80     mov    0xffffffff80000054,%rax
address@hidden tmp]$ 

Linker should detect address overflow.

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