Date: Sun, 9 Dec 2012 03:08:26 GMT From: deeptech71 <deeptech71@gmail.com> To: freebsd-gnats-submit@FreeBSD.org Subject: ports/174286: the xorg-server port fails to compile with Clang Message-ID: <201212090308.qB938QPH032200@red.freebsd.org> Resent-Message-ID: <201212090310.qB93A0MJ055685@freefall.freebsd.org>
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>Number: 174286
>Category: ports
>Synopsis: the xorg-server port fails to compile with Clang
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-ports-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sun Dec 09 03:10:00 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator: deeptech71
>Release: -CURRENT
>Organization:
>Environment:
FreeBSD 10.0-CURRENT FreeBSD 10.0-CURRENT #0 r243867M: Wed Dec 5 02:50:19 CET 2012 root@:/usr/obj/usr/src/sys/HQ i386
>Description:
With Clang, I get a sequence of the following build error:
CC xf86Helper.o
In file included from xf86Helper.c:54:
In file included from ../../../hw/xfree86/os-support/xf86_OSlib.h:451:
./compiler.h:1104:24: error: invalid operand in inline asm: 'in${0:B} ($1)'
__asm__ __volatile__("in%B0 (%1)" :
^
./compiler.h:1104:24: error: unknown use of instruction mnemonic without a size
suffix
<inline asm>:1:2: note: instantiated into assembly here
in (%dx)
^
>How-To-Repeat:
>Fix:
I basically made a simple change to allow successful compilation: see the attached patch. NO WARRANTY.
Patch attached with submission follows:
--- xorg-server-1.7.7/hw/xfree86/common/compiler.h.bak 2012-12-06 07:53:11.000000000 +0100
+++ xorg-server-1.7.7/hw/xfree86/common/compiler.h 2012-12-06 07:52:31.000000000 +0100
@@ -1021,7 +1021,7 @@
# if !defined(__SUNPRO_C)
# if !defined(FAKEIT) && !defined(__mc68000__) && !defined(__arm__) && !defined(__sh__) && !defined(__hppa__) && !defined(__s390__) && !defined(__m32r__)
-# ifdef GCCUSESGAS
+# if defined(GCCUSESGAS) || defined(__clang__)
/*
* If gcc uses gas rather than the native assembler, the syntax of these
>Release-Note:
>Audit-Trail:
>Unformatted:
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