From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-458299-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 24575 invoked by alias); 12 Aug 2014 20:22:08 -0000
Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Id: <gcc-bugs.gcc.gnu.org>
List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-help@gcc.gnu.org>
Sender: gcc-bugs-owner@gcc.gnu.org
Received: (qmail 24547 invoked by uid 48); 12 Aug 2014 20:22:01 -0000
From: "drfiemost at email dot it" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c/62113] New: [graphite] ICE using -floop-parallelize-all
Date: Tue, 12 Aug 2014 20:22:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: new
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: c
X-Bugzilla-Version: 4.9.1
X-Bugzilla-Keywords:
X-Bugzilla-Severity: normal
X-Bugzilla-Who: drfiemost at email dot it
X-Bugzilla-Status: UNCONFIRMED
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Flags:
X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter attachments.created
Message-ID: <bug-62113-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: 7bit
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
X-SW-Source: 2014-08/txt/msg00796.txt.bz2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62113

            Bug ID: 62113
           Summary: [graphite] ICE using -floop-parallelize-all
           Product: gcc
           Version: 4.9.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: drfiemost at email dot it

Created attachment 33304
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33304&action=edit
Preprocessed source

gcc -O2 -floop-parallelize-all -c rdft.i 

ends up eating all memory (8Gb) and then dies:

gcc: internal compiler error: Killed (program cc1)


Reproduced with both 4.8 and 4.9:

Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-unknown-linux-gnu/4.8.4/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: ../gcc-4.8-20140807/configure --prefix=/usr --enable-shared
--disable-static --disable-dependency-tracking --enable-languages=c,c++
--disable-multilib --with-system-zlib --disable-bootstrap
Thread model: posix
gcc version 4.8.4 20140807 (prerelease) (GCC) 


Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-unknown-linux-gnu/4.9.1/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: ../gcc-4.9.1/configure --prefix=/usr --enable-shared
--enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu
--enable-languages=c,c++ --disable-multilib --disable-bootstrap
--with-system-zlib --disable-static --disable-dependency-tracking
Thread model: posix
gcc version 4.9.1 (GCC)