[Bug lto/57776] New: [4.9 Regression] FAIL: gcc.dg/lto/pr56297 c_lto_pr56297_0.o-c_lto_pr56297_1.o link, -flto -fno-common (internal compiler error)

[Bug lto/57776] New: [4.9 Regression] FAIL: gcc.dg/lto/pr56297 c_lto_pr56297_0.o-c_lto_pr56297_1.o link, -flto -fno-common (internal compiler error)

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57776

            Bug ID: 57776
           Summary: [4.9 Regression] FAIL: gcc.dg/lto/pr56297
                    c_lto_pr56297_0.o-c_lto_pr56297_1.o link,  -flto
                    -fno-common  (internal compiler error)
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: lto
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dominiq at lps dot ens.fr
                CC: rguenth at gcc dot gnu.org

The test gcc.dg/lto/pr56297 fails after revision 200151 (see
http://gcc.gnu.org/ml/gcc-regression/2013-06/msg00263.html ) with (from
http://glutton.geoffk.org/HEAD/native-logsum/gcc/testsuite/gcc/gcc.log.gzip )

lto1: error: node differs from symtab decl hashtable
*esp/3 (i) @0xb7e94038
  Type: variable definition analyzed
  Visibility: force_output externally_visible public
  References: 
  Referring: 
  Read from file: c_lto_pr56297_1.o
  Availability: overwritable
  Varpool flags:
lto1: internal compiler error: verify_symtab_node failed
0x81bb477 verify_symtab_node(symtab_node_def*)
    /home/regress/tbox/svn-gcc/gcc/symtab.c:768
0x81bb497 verify_symtab()
    /home/regress/tbox/svn-gcc/gcc/symtab.c:780
0x839614c symtab_remove_unreachable_nodes(bool, _IO_FILE*)
    /home/regress/tbox/svn-gcc/gcc/ipa.c:223
0x84324e0 execute_todo
    /home/regress/tbox/svn-gcc/gcc/passes.c:2011
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
lto-wrapper: /home/regress/tbox/native/build/gcc/xgcc returned 1 exit status
/home/regress/tbox/objs/i686-pc-linux-gnu/bin/ld: lto-wrapper failed
collect2: error: ld returned 1 exit status

FAIL: gcc.dg/lto/pr56297 c_lto_pr56297_0.o-c_lto_pr56297_1.o link,  -flto
-fno-common  (internal compiler error)
UNRESOLVED: gcc.dg/lto/pr56297 c_lto_pr56297_0.o-c_lto_pr56297_1.o execute 
-flto -fno-common

[Bug lto/57776] [4.9 Regression] FAIL: gcc.dg/lto/pr56297 c_lto_pr56297_0.o-c_lto_pr56297_1.o link, -flto -fno-common (internal compiler error)

[ro at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57776

Rainer Orth <ro at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2013-07-05
                 CC|                            |ro at gcc dot gnu.org
   Target Milestone|---                         |4.9.0
     Ever confirmed|0                           |1

--- Comment #1 from Rainer Orth <ro at gcc dot gnu.org> ---
Also on both Linux/x86_64, Solaris/x86 and SPARC.

[Bug lto/57776] [4.9 Regression] FAIL: gcc.dg/lto/pr56297 c_lto_pr56297_0.o-c_lto_pr56297_1.o link, -flto -fno-common (internal compiler error)

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57776

--- Comment #2 from Uroš Bizjak <ubizjak at gmail dot com> ---
It is r200151 [1].

[1] http://gcc.gnu.org/ml/gcc-patches/2013-06/msg00848.html
>From gcc-bugs-return-427358-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Mon Aug 05 10:22:46 2013
Return-Path: <gcc-bugs-return-427358-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Delivered-To: listarch-gcc-bugs@gcc.gnu.org
Received: (qmail 19800 invoked by alias); 5 Aug 2013 10:22:46 -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
Delivered-To: mailing list gcc-bugs@gcc.gnu.org
Received: (qmail 19728 invoked by uid 48); 5 Aug 2013 10:22:43 -0000
From: "janus at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug fortran/45290] [F08] pointer initialization
Date: Mon, 05 Aug 2013 10:22:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: fortran
X-Bugzilla-Version: 4.6.0
X-Bugzilla-Keywords: rejects-valid
X-Bugzilla-Severity: normal
X-Bugzilla-Who: janus at gcc dot gnu.org
X-Bugzilla-Status: ASSIGNED
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: janus at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Flags:
X-Bugzilla-Changed-Fields:
Message-ID: <bug-45290-4-d85L2dksse@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-45290-4@http.gcc.gnu.org/bugzilla/>
References: <bug-45290-4@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: 2013-08/txt/msg00282.txt.bz2
Content-length: 341

http://gcc.gnu.org/bugzilla/show_bug.cgi?idE290

--- Comment #15 from janus at gcc dot gnu.org ---
(In reply to janus from comment #13)
> Just two minor leftovers:
>
> (1) Making global variables in a program SAVE_IMPLICIT. (Does it even make a
> difference?)

cf. PR 55207 (and apparently, yes, it does make a difference in some cases)

[Bug lto/57776] [4.9 Regression] FAIL: gcc.dg/lto/pr56297 c_lto_pr56297_0.o-c_lto_pr56297_1.o link, -flto -fno-common (internal compiler error)

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57776

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |hubicka at gcc dot gnu.org

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Honza - you promised to look at this alias related fallout.

[Bug lto/57776] [4.9 Regression] FAIL: gcc.dg/lto/pr56297 c_lto_pr56297_0.o-c_lto_pr56297_1.o link, -flto -fno-common (internal compiler error)

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57776

Jan Hubicka <hubicka at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED

--- Comment #4 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Fixed now.