public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug tree-optimization/42327]  New: ICE: in build_polynomial_chrec, at tree-chrec.h:149 with -fcheck-data-deps
@ 2009-12-07 21:27 zsojka at seznam dot cz
  2010-01-28 12:38 ` [Bug tree-optimization/42327] " zsojka at seznam dot cz
  0 siblings, 1 reply; 6+ messages in thread
From: zsojka at seznam dot cz @ 2009-12-07 21:27 UTC (permalink / raw)
  To: gcc-bugs

Commad line:
gcc -O1 -fcheck-data-deps testcase.c

Tested versions:
trunk r155020 - crash
trunk r153685 - crash
4.4 r154975 - crash
4.4 r153668 - crash
4.4.2, 4.3.4 (both gentoo, not vanilla) - OK

======== testcase.c =======
void foo(char *str)
{
   while (*str != 0) *str++ = 0;
}
===========================

Output:
$ /mnt/svn/gcc-trunk/binary-155020-lto/bin/gcc -O1 -fcheck-data-deps testcase.c
testcase.c: In function ‘foo’:
testcase.c:1:6: internal compiler error: in build_polynomial_chrec, at
tree-chrec.h:149
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.


-- 
           Summary: ICE: in build_polynomial_chrec, at tree-chrec.h:149 with
                    -fcheck-data-deps
           Product: gcc
           Version: 4.4.3
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: zsojka at seznam dot cz
  GCC host triplet: x86_64-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42327


^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug tree-optimization/42327] ICE: in build_polynomial_chrec, at tree-chrec.h:149 with -fcheck-data-deps
  2009-12-07 21:27 [Bug tree-optimization/42327] New: ICE: in build_polynomial_chrec, at tree-chrec.h:149 with -fcheck-data-deps zsojka at seznam dot cz
@ 2010-01-28 12:38 ` zsojka at seznam dot cz
  0 siblings, 0 replies; 6+ messages in thread
From: zsojka at seznam dot cz @ 2010-01-28 12:38 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #1 from zsojka at seznam dot cz  2010-01-28 12:38 -------
I checked with 4.4 r149995 (just after release of 4.4.1), and it fails there
too. So probably not a regression, but the reason it doesn't appear in gentoo
builds is because it's compiled with --disable-checking.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42327


^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug tree-optimization/42327] ICE: in build_polynomial_chrec, at tree-chrec.h:149 with -fcheck-data-deps
       [not found] <bug-42327-4@http.gcc.gnu.org/bugzilla/>
                   ` (2 preceding siblings ...)
  2010-12-07 15:28 ` spop at gcc dot gnu.org
@ 2010-12-07 15:29 ` spop at gcc dot gnu.org
  3 siblings, 0 replies; 6+ messages in thread
From: spop at gcc dot gnu.org @ 2010-12-07 15:29 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42327

Sebastian Pop <spop at gcc dot gnu.org> changed:

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

--- Comment #5 from Sebastian Pop <spop at gcc dot gnu.org> 2010-12-07 15:29:04 UTC ---
Fixed.


^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug tree-optimization/42327] ICE: in build_polynomial_chrec, at tree-chrec.h:149 with -fcheck-data-deps
       [not found] <bug-42327-4@http.gcc.gnu.org/bugzilla/>
  2010-12-07  0:11 ` spop at gcc dot gnu.org
  2010-12-07  0:35 ` spop at gcc dot gnu.org
@ 2010-12-07 15:28 ` spop at gcc dot gnu.org
  2010-12-07 15:29 ` spop at gcc dot gnu.org
  3 siblings, 0 replies; 6+ messages in thread
From: spop at gcc dot gnu.org @ 2010-12-07 15:28 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42327

--- Comment #4 from Sebastian Pop <spop at gcc dot gnu.org> 2010-12-07 15:27:55 UTC ---
Author: spop
Date: Tue Dec  7 15:27:50 2010
New Revision: 167548

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167548
Log:
Fix PR42327: use build_int_cst.

2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>

    PR tree-optimization/42327
    * tree-data-ref.c (omega_setup_subscript): Call build_int_cst
    instead of using integer_minus_one_node.

    * gcc.dg/tree-ssa/pr42327.c: New.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr42327.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-data-ref.c


^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug tree-optimization/42327] ICE: in build_polynomial_chrec, at tree-chrec.h:149 with -fcheck-data-deps
       [not found] <bug-42327-4@http.gcc.gnu.org/bugzilla/>
  2010-12-07  0:11 ` spop at gcc dot gnu.org
@ 2010-12-07  0:35 ` spop at gcc dot gnu.org
  2010-12-07 15:28 ` spop at gcc dot gnu.org
  2010-12-07 15:29 ` spop at gcc dot gnu.org
  3 siblings, 0 replies; 6+ messages in thread
From: spop at gcc dot gnu.org @ 2010-12-07  0:35 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42327

--- Comment #3 from Sebastian Pop <spop at gcc dot gnu.org> 2010-12-07 00:35:24 UTC ---
Patch http://gcc.gnu.org/ml/gcc-patches/2010-12/msg00540.html


^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug tree-optimization/42327] ICE: in build_polynomial_chrec, at tree-chrec.h:149 with -fcheck-data-deps
       [not found] <bug-42327-4@http.gcc.gnu.org/bugzilla/>
@ 2010-12-07  0:11 ` spop at gcc dot gnu.org
  2010-12-07  0:35 ` spop at gcc dot gnu.org
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 6+ messages in thread
From: spop at gcc dot gnu.org @ 2010-12-07  0:11 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42327

Sebastian Pop <spop at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2010.12.07 00:11:20
         AssignedTo|unassigned at gcc dot       |spop at gcc dot gnu.org
                   |gnu.org                     |
     Ever Confirmed|0                           |1

--- Comment #2 from Sebastian Pop <spop at gcc dot gnu.org> 2010-12-07 00:11:20 UTC ---
Still fails on trunk r167440.  Mine.


^ permalink raw reply	[flat|nested] 6+ messages in thread
end of thread, other threads:[~2010-12-07 15:29 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2009-12-07 21:27 [Bug tree-optimization/42327] New: ICE: in build_polynomial_chrec, at tree-chrec.h:149 with -fcheck-data-deps zsojka at seznam dot cz
2010-01-28 12:38 ` [Bug tree-optimization/42327] " zsojka at seznam dot cz
     [not found] <bug-42327-4@http.gcc.gnu.org/bugzilla/>
2010-12-07  0:11 ` spop at gcc dot gnu.org
2010-12-07  0:35 ` spop at gcc dot gnu.org
2010-12-07 15:28 ` spop at gcc dot gnu.org
2010-12-07 15:29 ` spop at gcc dot gnu.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).