[Bug tree-optimization/64024] New: gcc.dg/vect/vect-simd-clone-6.c ICEs

["ubizjak at gmail dot com" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64024

            Bug ID: 64024
           Summary: gcc.dg/vect/vect-simd-clone-6.c ICEs
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: ubizjak at gmail dot com

Created attachment 34074
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34074&action=edit
Preprocessed source

./cc1 -quiet -ftree-vectorize -fno-vect-cost-model -O2 -fopenmp-simd -mavx -m32
vect-simd-clone-6.i
/home/uros/gcc-svn/trunk/gcc/testsuite/gcc.dg/vect/vect-simd-clone-6.c: In
function ‘bar’:
/home/uros/gcc-svn/trunk/gcc/testsuite/gcc.dg/vect/vect-simd-clone-6.c:24:1:
internal compiler error: Segmentation fault
 bar (int x)
 ^
0xd18076 crash_signal
        /home/uros/gcc-svn/trunk/gcc/toplev.c:359
0x9ca6cf is_gimple_variable
        /home/uros/gcc-svn/trunk/gcc/gimple-expr.h:83
0x9cd0e5 is_gimple_val(tree_node*)
        /home/uros/gcc-svn/trunk/gcc/gimple-expr.c:820
0xa8c59e force_gimple_operand_1(tree_node*, gimple_statement_base**, bool
(*)(tree_node*), tree_node*)
        /home/uros/gcc-svn/trunk/gcc/gimplify-me.c:70
0xa8c79b force_gimple_operand(tree_node*, gimple_statement_base**, bool,
tree_node*)
        /home/uros/gcc-svn/trunk/gcc/gimplify-me.c:113
0xf9b87e vectorizable_simd_clone_call
        /home/uros/gcc-svn/trunk/gcc/tree-vect-stmts.c:2987
0xfa9017 vect_transform_stmt(gimple_statement_base*, gimple_stmt_iterator*,
bool*, _slp_tree*, _slp_instance*)
        /home/uros/gcc-svn/trunk/gcc/tree-vect-stmts.c:7260
0xfbd7fc vect_transform_loop(_loop_vec_info*)
        /home/uros/gcc-svn/trunk/gcc/tree-vect-loop.c:6131
0xfd2c01 vectorize_loops()
        /home/uros/gcc-svn/trunk/gcc/tree-vectorizer.c:491
0xecd257 execute
        /home/uros/gcc-svn/trunk/gcc/tree-ssa-loop.c:289
Please submit a full bug report,
>From gcc-bugs-return-468057-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Sat Nov 22 12:00:17 2014
Return-Path: <gcc-bugs-return-468057-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Delivered-To: listarch-gcc-bugs@gcc.gnu.org
Received: (qmail 15976 invoked by alias); 22 Nov 2014 12:00:16 -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 15918 invoked by uid 48); 22 Nov 2014 12:00:13 -0000
From: "ubizjak at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/64024] gcc.dg/vect/vect-simd-clone-6.c ICEs
Date: Sat, 22 Nov 2014 12:00:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: tree-optimization
X-Bugzilla-Version: 5.0
X-Bugzilla-Keywords:
X-Bugzilla-Severity: normal
X-Bugzilla-Who: ubizjak at gmail dot com
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:
Message-ID: <bug-64024-4-V4FFfL6jYN@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-64024-4@http.gcc.gnu.org/bugzilla/>
References: <bug-64024-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
X-SW-Source: 2014-11/txt/msg02529.txt.bz2
Content-length: 3668

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64024

--- Comment #1 from Uroš Bizjak <ubizjak at gmail dot com> ---
gdb says:

Program received signal SIGSEGV, Segmentation fault.
0x00000000009ca6cf in is_gimple_variable (t=0x0) at
/home/uros/gcc-svn/trunk/gcc/gimple-expr.h:83
83        return (TREE_CODE (t) == VAR_DECL
(gdb) list
78      /* Return true if T is a variable.  */
79
80      static inline bool
81      is_gimple_variable (tree t)
82      {
83        return (TREE_CODE (t) == VAR_DECL
84                || TREE_CODE (t) == PARM_DECL
85                || TREE_CODE (t) == RESULT_DECL
86                || TREE_CODE (t) == SSA_NAME);
87      }
(gdb) bt
#0  0x00000000009ca6cf in is_gimple_variable (t=0x0) at
/home/uros/gcc-svn/trunk/gcc/gimple-expr.h:83
#1  0x00000000009cd0e6 in is_gimple_val (t=0x0) at
/home/uros/gcc-svn/trunk/gcc/gimple-expr.c:820
#2  0x0000000000a8c59f in force_gimple_operand_1 (expr=0x0,
stmts=0x7fffffffd348, gimple_test_f=0x9cd0ce <is_gimple_val(tree_node*)>,
var=0x0)
    at /home/uros/gcc-svn/trunk/gcc/gimplify-me.c:70
#3  0x0000000000a8c79c in force_gimple_operand (expr=0x0, stmts=0x7fffffffd348,
simple=true, var=0x0) at /home/uros/gcc-svn/trunk/gcc/gimplify-me.c:113
#4  0x0000000000f9b87f in vectorizable_simd_clone_call (stmt=0x7ffff1a3a8e8,
gsi=0x7fffffffd700, vec_stmt=0x7fffffffd660, slp_node=0x0)
    at /home/uros/gcc-svn/trunk/gcc/tree-vect-stmts.c:2987
#5  0x0000000000fa9018 in vect_transform_stmt (stmt=0x7ffff1a3a8e8,
gsi=0x7fffffffd700, grouped_store=0x7fffffffd763, slp_node=0x0,
slp_node_instance=0x0)
    at /home/uros/gcc-svn/trunk/gcc/tree-vect-stmts.c:7260
#6  0x0000000000fbd7fd in vect_transform_loop (loop_vinfo=0x21bd660) at
/home/uros/gcc-svn/trunk/gcc/tree-vect-loop.c:6131
#7  0x0000000000fd2c02 in vectorize_loops () at
/home/uros/gcc-svn/trunk/gcc/tree-vectorizer.c:491
#8  0x0000000000ecd258 in (anonymous namespace)::pass_vectorize::execute
(this=0x212f9b0, fun=0x7ffff1a42a80) at
/home/uros/gcc-svn/trunk/gcc/tree-ssa-loop.c:289
#9  0x0000000000c1914d in execute_one_pass (pass=0x212f9b0) at
/home/uros/gcc-svn/trunk/gcc/passes.c:2311
#10 0x0000000000c19387 in execute_pass_list_1 (pass=0x212f9b0) at
/home/uros/gcc-svn/trunk/gcc/passes.c:2363
#11 0x0000000000c193b8 in execute_pass_list_1 (pass=0x212f230) at
/home/uros/gcc-svn/trunk/gcc/passes.c:2364
#12 0x0000000000c193b8 in execute_pass_list_1 (pass=0x212e0f0) at
/home/uros/gcc-svn/trunk/gcc/passes.c:2364
#13 0x0000000000c193f5 in execute_pass_list (fn=0x7ffff1a42a80, pass=0x212e030)
at /home/uros/gcc-svn/trunk/gcc/passes.c:2374
#14 0x000000000083a838 in cgraph_node::expand (this=0x7ffff1a45188) at
/home/uros/gcc-svn/trunk/gcc/cgraphunit.c:1773
#15 0x000000000083ae69 in expand_all_functions () at
/home/uros/gcc-svn/trunk/gcc/cgraphunit.c:1909
#16 0x000000000083b973 in symbol_table::compile (this=0x7ffff18a8000) at
/home/uros/gcc-svn/trunk/gcc/cgraphunit.c:2263
#17 0x000000000083bb1e in symbol_table::finalize_compilation_unit
(this=0x7ffff18a8000) at /home/uros/gcc-svn/trunk/gcc/cgraphunit.c:2340
#18 0x000000000068ad19 in c_write_global_declarations () at
/home/uros/gcc-svn/trunk/gcc/c/c-decl.c:10777
#19 0x0000000000d1893a in compile_file () at
/home/uros/gcc-svn/trunk/gcc/toplev.c:584
#20 0x0000000000d1ad4e in do_compile () at
/home/uros/gcc-svn/trunk/gcc/toplev.c:2041
#21 0x0000000000d1af58 in toplev::main (this=0x7fffffffdd4f, argc=9,
argv=0x7fffffffde48) at /home/uros/gcc-svn/trunk/gcc/toplev.c:2138
#22 0x00000000016608f2 in main (argc=9, argv=0x7fffffffde48) at
/home/uros/gcc-svn/trunk/gcc/main.c:38
>From gcc-bugs-return-468058-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Sat Nov 22 12:11:07 2014
Return-Path: <gcc-bugs-return-468058-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Delivered-To: listarch-gcc-bugs@gcc.gnu.org
Received: (qmail 22620 invoked by alias); 22 Nov 2014 12:11:06 -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 22595 invoked by uid 48); 22 Nov 2014 12:11:03 -0000
From: "bernd.edlinger at hotmail dot de" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/63917] [5 Regression] r217646 caused many failures
Date: Sat, 22 Nov 2014 12:11:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: rtl-optimization
X-Bugzilla-Version: 5.0
X-Bugzilla-Keywords: wrong-code
X-Bugzilla-Severity: normal
X-Bugzilla-Who: bernd.edlinger at hotmail dot de
X-Bugzilla-Status: NEW
X-Bugzilla-Priority: P1
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: 5.0
X-Bugzilla-Flags:
X-Bugzilla-Changed-Fields: cc
Message-ID: <bug-63917-4-1vQHXTyh15@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-63917-4@http.gcc.gnu.org/bugzilla/>
References: <bug-63917-4@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: 2014-11/txt/msg02530.txt.bz2
Content-length: 464

https://gcc.gnu.org/bugzilla/show_bug.cgi?idc917

Bernd Edlinger <bernd.edlinger at hotmail dot de> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |bernd.edlinger at hotmail dot de

--- Comment #7 from Bernd Edlinger <bernd.edlinger at hotmail dot de> ---
also gmp-4.3.2/mpz/n_pow_ui.c is miscompiled because of this.