https://sourceware.org/bugzilla/show_bug.cgi?id=33552
H.J. Lu <hjl.tools at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |NOTABUG
Status|NEW |RESOLVED
--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Rainer Orth from comment #0)
> I've recently worked on a patch to always default to -mrelax-relocations=no
> on Solaris/x86. For that, I meant to create a testcase showing that gas
> doesn't generate relax relocations even without -mrelax-relocations=no.
>
> However, I found that this options doesn't live up to it claims: starting
> from
> testcase in gcc/configure.ac (HAVE_AS_IX86_GOT32X)
>
> .data
> bar:
> .byte 1
> .text
> .global _start
> _start:
> cmpl $0, bar@GOT
> jmp *_start@GOT
>
>
> I found that the test sets HAVE_AS_IX86_GOT32X to 1 even though gas
> effectively
> defaults to -mrelax-relocations=no on Solaris/x86.
>
> $ gas --32 -mrelax-relocations=no got32x.s -o got32x.o
> $ readelf -r got32x.o
> Relocation section '.rel.text' at offset 0xa8 contains 2 entries:
> Offset Info Type Sym.Value Sym. Name
> 00000002 00000103 R_386_GOT32 00000000 bar
> 00000009 0000022b R_386_GOT32X 00000000 _start
>
Originally "jmp *_start@GOT" wasn't supported. It was added with R_386_GOT32X
by
commit 02a866936de7e63ad4962ccba56c8cd05c231275
Author: H.J. Lu <[email protected]>
Date: Thu Oct 22 04:46:51 2015 -0700
Add R_386_GOT32X support to gas and ld
--
You are receiving this mail because:
You are on the CC list for the bug.
