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* [Bug rtl-optimization/57308] [4.9 Regression] DF_REF_REAL_LOC segfault in web.c:union_match_dups
  2013-05-17  0:33 [Bug rtl-optimization/57308] New: DF_REF_REAL_LOC segfault in web.c:union_match_dups dje at gcc dot gnu.org
@ 2013-05-17  0:33 ` dje at gcc dot gnu.org
  2013-05-17  0:43 ` pinskia at gcc dot gnu.org
  2013-05-17  1:42 ` mrs at gcc dot gnu.org
  2 siblings, 0 replies; 4+ messages in thread
From: dje at gcc dot gnu.org @ 2013-05-17  0:33 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57308

David Edelsohn <dje at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2013-05-17
                 CC|                            |mikestump at comcast dot net
            Summary|DF_REF_REAL_LOC segfault in |[4.9 Regression]
                   |web.c:union_match_dups      |DF_REF_REAL_LOC segfault in
                   |                            |web.c:union_match_dups
     Ever confirmed|0                           |1

--- Comment #1 from David Edelsohn <dje at gcc dot gnu.org> ---
Confirmed.


^ permalink raw reply	[flat|nested] 4+ messages in thread
* [Bug rtl-optimization/57308] New: DF_REF_REAL_LOC segfault in web.c:union_match_dups
@ 2013-05-17  0:33 dje at gcc dot gnu.org
  2013-05-17  0:33 ` [Bug rtl-optimization/57308] [4.9 Regression] " dje at gcc dot gnu.org
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: dje at gcc dot gnu.org @ 2013-05-17  0:33 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57308

            Bug ID: 57308
           Summary: DF_REF_REAL_LOC segfault in web.c:union_match_dups
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: rtl-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dje at gcc dot gnu.org

Program received signal SIGSEGV, Segmentation fault.
0x10af1214 in _ZL8web_mainv () at /nasfarm/dje/src/src/gcc/web.c:138
138               if (DF_REF_REAL_LOC (*ref) == recog_data.operand_loc[op])

This recent change causes segfaults on 32 bit POWER AIX.

This fails for libgomp vla1.f90, vla2.f90, vla4.f90, vla5.f90,
vla6.f90, vla8.f90

-O3 -funroll-all-loops -fopenmp

and

gcc.dg/torture/stackalign/setjmp-1.c and
gcc.c-torture/execute/built-in-setjmp.c

-O3 -funroll-all-loops


^ permalink raw reply	[flat|nested] 4+ messages in thread
* [Bug rtl-optimization/57308] [4.9 Regression] DF_REF_REAL_LOC segfault in web.c:union_match_dups
  2013-05-17  0:33 [Bug rtl-optimization/57308] New: DF_REF_REAL_LOC segfault in web.c:union_match_dups dje at gcc dot gnu.org
  2013-05-17  0:33 ` [Bug rtl-optimization/57308] [4.9 Regression] " dje at gcc dot gnu.org
@ 2013-05-17  0:43 ` pinskia at gcc dot gnu.org
  2013-05-17  1:42 ` mrs at gcc dot gnu.org
  2 siblings, 0 replies; 4+ messages in thread
From: pinskia at gcc dot gnu.org @ 2013-05-17  0:43 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57308

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I think this is a dup of bug 57304.


^ permalink raw reply	[flat|nested] 4+ messages in thread
* [Bug rtl-optimization/57308] [4.9 Regression] DF_REF_REAL_LOC segfault in web.c:union_match_dups
  2013-05-17  0:33 [Bug rtl-optimization/57308] New: DF_REF_REAL_LOC segfault in web.c:union_match_dups dje at gcc dot gnu.org
  2013-05-17  0:33 ` [Bug rtl-optimization/57308] [4.9 Regression] " dje at gcc dot gnu.org
  2013-05-17  0:43 ` pinskia at gcc dot gnu.org
@ 2013-05-17  1:42 ` mrs at gcc dot gnu.org
  2 siblings, 0 replies; 4+ messages in thread
From: mrs at gcc dot gnu.org @ 2013-05-17  1:42 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57308

mrs at gcc dot gnu.org <mrs at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |mrs at gcc dot gnu.org
         Resolution|---                         |DUPLICATE

--- Comment #3 from mrs at gcc dot gnu.org <mrs at gcc dot gnu.org> ---
The fix for PR57304 needs to resolve this issue as well/

*** This bug has been marked as a duplicate of bug 57304 ***


^ permalink raw reply	[flat|nested] 4+ messages in thread
end of thread, other threads:[~2013-05-17  1:42 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2013-05-17  0:33 [Bug rtl-optimization/57308] New: DF_REF_REAL_LOC segfault in web.c:union_match_dups dje at gcc dot gnu.org
2013-05-17  0:33 ` [Bug rtl-optimization/57308] [4.9 Regression] " dje at gcc dot gnu.org
2013-05-17  0:43 ` pinskia at gcc dot gnu.org
2013-05-17  1:42 ` mrs at gcc dot gnu.org

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