public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug tree-optimization/38079] New: gcc segfaults when using -ftree-vectorizer-verbose=9
@ 2008-11-11 6:59 David dot Monniaux at imag dot fr
2008-11-11 7:02 ` [Bug tree-optimization/38079] " David dot Monniaux at imag dot fr
` (5 more replies)
0 siblings, 6 replies; 7+ messages in thread
From: David dot Monniaux at imag dot fr @ 2008-11-11 6:59 UTC (permalink / raw)
To: gcc-bugs
[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain, Size: 1672 bytes --]
$ gcc -O3 -ftree-vectorizer-verbose=9 -c set_str.i
(lots of blah-blah)
set_str.c:326: note: get vectype with 4 units of type const unsigned char
set_str.c:326: note: vectype: const vector unsigned char
set_str.c:326: note: set_str.c: In function __gmpn_set_str:
set_str.c:54: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-4.3/README.Bugs> for instructions.
$ gcc -v
Using built-in specs.
Target: i486-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu 4.3.2-1ubuntu11'
--with-bugurl=file:///usr/share/doc/gcc-4.3/README.Bugs
--enable-languages=c,c++,fortran,objc,obj-c++ --prefix=/usr --enable-shared
--with-system-zlib --libexecdir=/usr/lib --without-included-gettext
--enable-threads=posix --enable-nls --with-gxx-include-dir=/usr/include/c++/4.3
--program-suffix=-4.3 --enable-clocale=gnu --enable-libstdcxx-debug
--enable-objc-gc --enable-mpfr --enable-targets=all --enable-checking=release
--build=i486-linux-gnu --host=i486-linux-gnu --target=i486-linux-gnu
Thread model: posix
gcc version 4.3.2 (Ubuntu 4.3.2-1ubuntu11)
--
Summary: gcc segfaults when using -ftree-vectorizer-verbose=9
Product: gcc
Version: 4.3.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: David dot Monniaux at imag dot fr
GCC build triplet: i486-linux-gnu
GCC host triplet: i486-linux-gnu
GCC target triplet: i486-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38079
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/38079] gcc segfaults when using -ftree-vectorizer-verbose=9
2008-11-11 6:59 [Bug tree-optimization/38079] New: gcc segfaults when using -ftree-vectorizer-verbose=9 David dot Monniaux at imag dot fr
@ 2008-11-11 7:02 ` David dot Monniaux at imag dot fr
2008-11-11 9:26 ` irar at il dot ibm dot com
` (4 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: David dot Monniaux at imag dot fr @ 2008-11-11 7:02 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from David dot Monniaux at imag dot fr 2008-11-11 07:00 -------
Created an attachment (id=16649)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16649&action=view)
gcc -c -O3 -ftree-vectorizer-verbose=9 set_str.i segfaults
This code comes from GNU MP 4.2.4.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38079
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/38079] gcc segfaults when using -ftree-vectorizer-verbose=9
2008-11-11 6:59 [Bug tree-optimization/38079] New: gcc segfaults when using -ftree-vectorizer-verbose=9 David dot Monniaux at imag dot fr
2008-11-11 7:02 ` [Bug tree-optimization/38079] " David dot Monniaux at imag dot fr
@ 2008-11-11 9:26 ` irar at il dot ibm dot com
2008-11-12 7:16 ` irar at gcc dot gnu dot org
` (3 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: irar at il dot ibm dot com @ 2008-11-11 9:26 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from irar at il dot ibm dot com 2008-11-11 09:24 -------
I am testing the following:
Index: tree-vect-analyze.c
===================================================================
--- tree-vect-analyze.c (revision 141763)
+++ tree-vect-analyze.c (working copy)
@@ -3314,8 +3314,8 @@ vect_analyze_data_refs (loop_vec_info lo
if (vect_print_dump_info (REPORT_DETAILS))
{
- fprintf (dump_file, "analyze in outer-loop: ");
- print_generic_expr (dump_file, inner_base, TDF_SLIM);
+ fprintf (vect_dump, "analyze in outer-loop: ");
+ print_generic_expr (vect_dump, inner_base, TDF_SLIM);
}
outer_base = get_inner_reference (inner_base, &pbitsize, &pbitpos,
@@ -3325,7 +3325,7 @@ vect_analyze_data_refs (loop_vec_info lo
if (pbitpos % BITS_PER_UNIT != 0)
{
if (vect_print_dump_info (REPORT_DETAILS))
- fprintf (dump_file, "failed: bit offset alignment.\n");
+ fprintf (vect_dump, "failed: bit offset alignment.\n");
return false;
}
@@ -3333,7 +3333,7 @@ vect_analyze_data_refs (loop_vec_info lo
if (!simple_iv (loop, stmt, outer_base, &base_iv, false))
{
if (vect_print_dump_info (REPORT_DETAILS))
- fprintf (dump_file, "failed: evolution of base is not
affine.\n");
+ fprintf (vect_dump, "failed: evolution of base is not
affine.\n");
return false;
}
@@ -3353,7 +3353,7 @@ vect_analyze_data_refs (loop_vec_info lo
else if (!simple_iv (loop, stmt, poffset, &offset_iv, false))
{
if (vect_print_dump_info (REPORT_DETAILS))
- fprintf (dump_file, "evolution of offset is not affine.\n");
+ fprintf (vect_dump, "evolution of offset is not affine.\n");
return false;
}
@@ -3376,18 +3376,18 @@ vect_analyze_data_refs (loop_vec_info lo
STMT_VINFO_DR_ALIGNED_TO (stmt_info) =
size_int (highest_pow2_factor
(offset_iv.base));
- if (dump_file && (dump_flags & TDF_DETAILS))
+ if (vect_dump && (dump_flags & TDF_DETAILS))
{
- fprintf (dump_file, "\touter base_address: ");
- print_generic_expr (dump_file, STMT_VINFO_DR_BASE_ADDRESS
(stmt_info), TDF_SLIM);
- fprintf (dump_file, "\n\touter offset from base address: ");
- print_generic_expr (dump_file, STMT_VINFO_DR_OFFSET (stmt_info),
TDF_SLIM);
- fprintf (dump_file, "\n\touter constant offset from base address:
");
- print_generic_expr (dump_file, STMT_VINFO_DR_INIT (stmt_info),
TDF_SLIM);
- fprintf (dump_file, "\n\touter step: ");
- print_generic_expr (dump_file, STMT_VINFO_DR_STEP (stmt_info),
TDF_SLIM);
- fprintf (dump_file, "\n\touter aligned to: ");
- print_generic_expr (dump_file, STMT_VINFO_DR_ALIGNED_TO
(stmt_info), TDF_SLIM);
+ fprintf (vect_dump, "\touter base_address: ");
+ print_generic_expr (vect_dump, STMT_VINFO_DR_BASE_ADDRESS
(stmt_info), TDF_SLIM);
+ fprintf (vect_dump, "\n\touter offset from base address: ");
+ print_generic_expr (vect_dump, STMT_VINFO_DR_OFFSET (stmt_info),
TDF_SLIM);
+ fprintf (vect_dump, "\n\touter constant offset from base address:
");
+ print_generic_expr (vect_dump, STMT_VINFO_DR_INIT (stmt_info),
TDF_SLIM);
+ fprintf (vect_dump, "\n\touter step: ");
+ print_generic_expr (vect_dump, STMT_VINFO_DR_STEP (stmt_info),
TDF_SLIM);
+ fprintf (vect_dump, "\n\touter aligned to: ");
+ print_generic_expr (vect_dump, STMT_VINFO_DR_ALIGNED_TO
(stmt_info), TDF_SLIM);
}
}
--
irar at il dot ibm dot com changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |irar at il dot ibm dot com
|dot org |
Status|UNCONFIRMED |ASSIGNED
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2008-11-11 09:24:41
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38079
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/38079] gcc segfaults when using -ftree-vectorizer-verbose=9
2008-11-11 6:59 [Bug tree-optimization/38079] New: gcc segfaults when using -ftree-vectorizer-verbose=9 David dot Monniaux at imag dot fr
2008-11-11 7:02 ` [Bug tree-optimization/38079] " David dot Monniaux at imag dot fr
2008-11-11 9:26 ` irar at il dot ibm dot com
@ 2008-11-12 7:16 ` irar at gcc dot gnu dot org
2008-11-12 10:38 ` irar at gcc dot gnu dot org
` (2 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: irar at gcc dot gnu dot org @ 2008-11-12 7:16 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from irar at gcc dot gnu dot org 2008-11-12 07:14 -------
Subject: Bug 38079
Author: irar
Date: Wed Nov 12 07:13:13 2008
New Revision: 141781
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141781
Log:
PR tree-optimization/38079
* tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
with vect_dump.
Modified:
branches/gcc-4_3-branch/gcc/ChangeLog
branches/gcc-4_3-branch/gcc/tree-vect-analyze.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38079
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/38079] gcc segfaults when using -ftree-vectorizer-verbose=9
2008-11-11 6:59 [Bug tree-optimization/38079] New: gcc segfaults when using -ftree-vectorizer-verbose=9 David dot Monniaux at imag dot fr
` (2 preceding siblings ...)
2008-11-12 7:16 ` irar at gcc dot gnu dot org
@ 2008-11-12 10:38 ` irar at gcc dot gnu dot org
2008-11-12 10:44 ` jakub at gcc dot gnu dot org
2008-11-27 17:44 ` pinskia at gcc dot gnu dot org
5 siblings, 0 replies; 7+ messages in thread
From: irar at gcc dot gnu dot org @ 2008-11-12 10:38 UTC (permalink / raw)
To: gcc-bugs
------- Comment #4 from irar at gcc dot gnu dot org 2008-11-12 10:37 -------
Subject: Bug 38079
Author: irar
Date: Wed Nov 12 10:36:03 2008
New Revision: 141785
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141785
Log:
PR tree-optimization/38079
* tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
with vect_dump.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-vect-analyze.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38079
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/38079] gcc segfaults when using -ftree-vectorizer-verbose=9
2008-11-11 6:59 [Bug tree-optimization/38079] New: gcc segfaults when using -ftree-vectorizer-verbose=9 David dot Monniaux at imag dot fr
` (3 preceding siblings ...)
2008-11-12 10:38 ` irar at gcc dot gnu dot org
@ 2008-11-12 10:44 ` jakub at gcc dot gnu dot org
2008-11-27 17:44 ` pinskia at gcc dot gnu dot org
5 siblings, 0 replies; 7+ messages in thread
From: jakub at gcc dot gnu dot org @ 2008-11-12 10:44 UTC (permalink / raw)
To: gcc-bugs
------- Comment #5 from jakub at gcc dot gnu dot org 2008-11-12 10:42 -------
Fixed.
--
jakub at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38079
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/38079] gcc segfaults when using -ftree-vectorizer-verbose=9
2008-11-11 6:59 [Bug tree-optimization/38079] New: gcc segfaults when using -ftree-vectorizer-verbose=9 David dot Monniaux at imag dot fr
` (4 preceding siblings ...)
2008-11-12 10:44 ` jakub at gcc dot gnu dot org
@ 2008-11-27 17:44 ` pinskia at gcc dot gnu dot org
5 siblings, 0 replies; 7+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2008-11-27 17:44 UTC (permalink / raw)
To: gcc-bugs
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |4.3.3
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38079
^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2008-11-27 17:44 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2008-11-11 6:59 [Bug tree-optimization/38079] New: gcc segfaults when using -ftree-vectorizer-verbose=9 David dot Monniaux at imag dot fr
2008-11-11 7:02 ` [Bug tree-optimization/38079] " David dot Monniaux at imag dot fr
2008-11-11 9:26 ` irar at il dot ibm dot com
2008-11-12 7:16 ` irar at gcc dot gnu dot org
2008-11-12 10:38 ` irar at gcc dot gnu dot org
2008-11-12 10:44 ` jakub at gcc dot gnu dot org
2008-11-27 17:44 ` pinskia at gcc dot gnu dot org
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).