From patchwork Mon Jan 31 20:28:42 2011
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
X-Patchwork-Submitter: Diego Novillo <dnovillo@google.com>
X-Patchwork-Id: 81229
Return-Path: 
 <gcc-patches-return-284312-incoming=patchwork.ozlabs.org@gcc.gnu.org>
X-Original-To: incoming@patchwork.ozlabs.org
Delivered-To: patchwork-incoming@bilbo.ozlabs.org
Received: from sourceware.org (server1.sourceware.org [209.132.180.131])
	by ozlabs.org (Postfix) with SMTP id 31446B711F
	for <incoming@patchwork.ozlabs.org>;
	Tue,  1 Feb 2011 07:28:55 +1100 (EST)
Received: (qmail 304 invoked by alias); 31 Jan 2011 20:28:53 -0000
Received: (qmail 32755 invoked by uid 22791); 31 Jan 2011 20:28:52 -0000
X-SWARE-Spam-Status: No, hits=-3.0 required=5.0	tests=AWL, BAYES_00,
	DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, RCVD_IN_DNSWL_LOW,
	SPF_HELO_PASS, T_RP_MATCHES_RCVD
X-Spam-Check-By: sourceware.org
Received: from smtp-out.google.com (HELO smtp-out.google.com)
	(74.125.121.67) by sourceware.org (qpsmtpd/0.43rc1) with
	ESMTP; Mon, 31 Jan 2011 20:28:47 +0000
Received: from wpaz1.hot.corp.google.com (wpaz1.hot.corp.google.com
	[172.24.198.65])	by smtp-out.google.com with ESMTP id
	p0VKSiR2018259	for <gcc-patches@gcc.gnu.org>;
	Mon, 31 Jan 2011 12:28:44 -0800
Received: from qwd6 (qwd6.prod.google.com [10.241.193.198])	by
	wpaz1.hot.corp.google.com with ESMTP id
	p0VKPx0h017935	(version=TLSv1/SSLv3 cipher=RC4-MD5 bits=128
	verify=NOT)	for <gcc-patches@gcc.gnu.org>;
	Mon, 31 Jan 2011 12:28:43 -0800
Received: by qwd6 with SMTP id 6so5949067qwd.23 for
	<gcc-patches@gcc.gnu.org>; Mon, 31 Jan 2011 12:28:43 -0800 (PST)
MIME-Version: 1.0
Received: by 10.224.20.81 with SMTP id e17mr6676675qab.135.1296505723005;
	Mon, 31 Jan 2011 12:28:43 -0800 (PST)
Received: by 10.220.179.132 with HTTP; Mon, 31 Jan 2011 12:28:42 -0800 (PST)
In-Reply-To: <AANLkTi=uH51Gy86iB4vVubE5NoO2FikxnFCEf7SGV1Z9@mail.gmail.com>
References: <20110131190309.GA24032@intel.com>
	<AANLkTin=AGXKM9k4erSXgS393cKC6LKssfi3SQrh0NFf@mail.gmail.com>
	<AANLkTinzo8oc-2cdM95n-oq_7YT=5v2cmWxpTV6_S4H4@mail.gmail.com>
	<AANLkTinCg3=wpUsfWHGoqPb3YD3Ncd+R2vwebST1W_tv@mail.gmail.com>
	<AANLkTi=uH51Gy86iB4vVubE5NoO2FikxnFCEf7SGV1Z9@mail.gmail.com>
Date: Mon, 31 Jan 2011 15:28:42 -0500
Message-ID: <AANLkTinr=1TQMw0t=UuQOKudN46y8tY9MSY3D7n=LRRe@mail.gmail.com>
Subject: Re: PATCH: PR driver/47547: WHOPR,
	can't use /dev/null as an output file
From: Diego Novillo <dnovillo@google.com>
To: "H.J. Lu" <hjl.tools@gmail.com>
Cc: gcc-patches@gcc.gnu.org
X-System-Of-Record: true
X-IsSubscribed: yes
Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Id: <gcc-patches.gcc.gnu.org>
List-Unsubscribe: 
 <mailto:gcc-patches-unsubscribe-incoming=patchwork.ozlabs.org@gcc.gnu.org>
List-Archive: <http://gcc.gnu.org/ml/gcc-patches/>
List-Post: <mailto:gcc-patches@gcc.gnu.org>
List-Help: <mailto:gcc-patches-help@gcc.gnu.org>
Sender: gcc-patches-owner@gcc.gnu.org
Delivered-To: mailing list gcc-patches@gcc.gnu.org

On Mon, Jan 31, 2011 at 15:22, H.J. Lu <hjl.tools@gmail.com> wrote:

> In the meantime, is that OK without a testcase?

I'd rather have a testcase, since it doesn't really seem all that
hard.  Could you check if this does what I think it should?


Thanks.  Diego.

Index: testsuite/lib/lto.exp
===================================================================
--- testsuite/lib/lto.exp       (revision 168468)
+++ testsuite/lib/lto.exp       (working copy)
@@ -295,6 +295,8 @@ proc lto-get-options-main { src } {
                set compile_type "run"
            } elseif { ![string compare "link" $dgdo] } {
                set compile_type "link"
+           } elseif { ![string compare "compile-null" $dgdo] } {
+               set compile_type "compile-null"
            } else {
                warning "lto.exp does not support dg-lto-do $dgdo"
            }
Index: testsuite/lib/gcc-dg.exp
===================================================================
--- testsuite/lib/gcc-dg.exp    (revision 168468)
+++ testsuite/lib/gcc-dg.exp    (working copy)
@@ -114,6 +114,10 @@ proc gcc-dg-test-1 { target_compile prog
            set compile_type "assembly"
            set output_file "[file rootname [file tail $prog]].s"
        }
+       "compile-null" {
+           set compile_type "assembly"
+           set output_file "/dev/null"
+       }
        "assemble" {
            set compile_type "object"
            set output_file "[file rootname [file tail $prog]].o"