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From: Richard Henderson <rth@twiddle.net>
To: Paolo Bonzini <pbonzini@redhat.com>, Don Slutz <dslutz@verizon.com>
Cc: qemu-devel@nongnu.org, xen-devel@lists.xensource.com,
	1257099@bugs.launchpad.net,
	Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
	Ian Campbell <Ian.Campbell@citrix.com>
Subject: Re: [Qemu-devel] [Bug 1257099] [NEW] QEMU fails to build on CentOS 5.10 with relocation R_X86_64_PC32 error
Date: Fri, 06 Dec 2013 10:24:59 +1300	[thread overview]
Message-ID: <52A0EF2B.9000905@twiddle.net> (raw)
In-Reply-To: <52A09933.5090302@redhat.com>

On 12/06/2013 04:18 AM, Paolo Bonzini wrote:
> $ gcc -shared -o f.so f.c -fPIE -fPIC
> /usr/bin/ld: /tmp/ccQc9els.o: relocation R_X86_64_PC32 against `f' can not be used when making a shared object; recompile with -fPIC
> /usr/bin/ld: final link failed: Bad value
> collect2: ld returned 1 exit status
> 
> 
> The bug is simply that "-fPIE -fPIC" counts as -fPIE rather than -fPIC:
> 
> $ gcc -S -o - f.c -fPIE |grep call
> 	call	f                      # PC32 relocation
> $ gcc -S -o - f.c -fPIC |grep call
> 	call	f@PLT                  # PLT32 relocation

The easy workaround is to drop -fPIE when we're adding -fPIC.


r~

  parent reply	other threads:[~2013-12-05 21:25 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-02 22:36 [Qemu-devel] [Bug 1257099] [NEW] QEMU fails to build on CentOS 5.10 with relocation R_X86_64_PC32 error Don Slutz
2013-12-03 13:25 ` Stefano Stabellini
2013-12-03 14:06   ` Paolo Bonzini
2013-12-03 20:19     ` Don Slutz
2013-12-03 17:15   ` Paolo Bonzini
2013-12-04  1:32 ` Don Slutz
2013-12-05 15:18   ` Paolo Bonzini
2013-12-05 19:09     ` Don Slutz
2013-12-05 21:24     ` Richard Henderson [this message]
2013-12-06  3:20       ` Don Slutz
2013-12-09 12:47         ` Don Slutz
2013-12-09 13:22           ` Paolo Bonzini
2013-12-14 20:21             ` Don Slutz
2013-12-15 16:01               ` Don Slutz
2013-12-07 13:27     ` Don Slutz
2016-09-28 14:56 ` [Qemu-devel] [Bug 1257099] " T. Huth

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