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* [Bug middle-end/50907] New: [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use
@ 2011-10-28 23:12 belyshev at depni dot sinp.msu.ru
  2011-10-29  8:13 ` [Bug middle-end/50907] " belyshev at depni dot sinp.msu.ru
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: belyshev at depni dot sinp.msu.ru @ 2011-10-28 23:12 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50907

             Bug #: 50907
           Summary: [4.7 Regression] EDGE_CROSSING incorrectly set across
                    same section with -freorder-blocks-and-partition -fPIC
                    -fprofile-use
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: belyshev@depni.sinp.msu.ru
            Target: x86_64-unknown-linux-gnu


compilation of gcc.dg/tree-prof/pr45354.c with -O
-freorder-blocks-and-partition -fPIC -fprofile-use fails:

$ gcc pr45354.c -O -freorder-blocks-and-partition -fPIC -fprofile-generate
$./a.out
$ gcc pr45354.c -O -freorder-blocks-and-partition -fPIC -fprofile-use
pr45354.c: In function 'test_ifelse2':
pr45354.c:23:1: error: EDGE_CROSSING incorrectly set across same section
pr45354.c:23:1: internal compiler error: verify_flow_info failed


(testcase is attached also here:
http://gcc.gnu.org/bugzilla/attachment.cgi?id=22560 )


^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug middle-end/50907] [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use
  2011-10-28 23:12 [Bug middle-end/50907] New: [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use belyshev at depni dot sinp.msu.ru
@ 2011-10-29  8:13 ` belyshev at depni dot sinp.msu.ru
  2011-11-05 11:58 ` rguenth at gcc dot gnu.org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: belyshev at depni dot sinp.msu.ru @ 2011-10-29  8:13 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50907

Serge Belyshev <belyshev at depni dot sinp.msu.ru> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011-10-29
                 CC|                            |rth at gcc dot gnu.org
      Known to work|                            |4.6.0
   Target Milestone|---                         |4.7.0
     Ever Confirmed|0                           |1
      Known to fail|                            |4.7.0

--- Comment #1 from Serge Belyshev <belyshev at depni dot sinp.msu.ru> 2011-10-29 08:12:18 UTC ---
git bisect points at r176696:
http://gcc.gnu.org/viewcvs?view=revision&revision=176696

2011-07-23  Richard Henderson  <rth@redhat.com>

    * basic-block.h (EDGE_PRESERVE): New.
    (EDGE_ALL_FLAGS, EDGE_COMPLEX): Include it.
    * bb-reorder.c: Include except.h.
    (fix_up_crossing_landing_pad): New.
        ...


^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug middle-end/50907] [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use
  2011-10-28 23:12 [Bug middle-end/50907] New: [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use belyshev at depni dot sinp.msu.ru
  2011-10-29  8:13 ` [Bug middle-end/50907] " belyshev at depni dot sinp.msu.ru
@ 2011-11-05 11:58 ` rguenth at gcc dot gnu.org
  2011-11-28 11:36 ` jakub at gcc dot gnu.org
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2011-11-05 11:58 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50907

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P1


^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug middle-end/50907] [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use
  2011-10-28 23:12 [Bug middle-end/50907] New: [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use belyshev at depni dot sinp.msu.ru
  2011-10-29  8:13 ` [Bug middle-end/50907] " belyshev at depni dot sinp.msu.ru
  2011-11-05 11:58 ` rguenth at gcc dot gnu.org
@ 2011-11-28 11:36 ` jakub at gcc dot gnu.org
  2011-11-28 21:08 ` jakub at gcc dot gnu.org
  2011-11-28 21:41 ` jakub at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2011-11-28 11:36 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50907

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at gcc dot       |jakub at gcc dot gnu.org
                   |gnu.org                     |

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-11-28 10:25:26 UTC ---
Created attachment 25930
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25930
gcc47-pr50907.patch

Untested fix.


^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug middle-end/50907] [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use
  2011-10-28 23:12 [Bug middle-end/50907] New: [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use belyshev at depni dot sinp.msu.ru
                   ` (2 preceding siblings ...)
  2011-11-28 11:36 ` jakub at gcc dot gnu.org
@ 2011-11-28 21:08 ` jakub at gcc dot gnu.org
  2011-11-28 21:41 ` jakub at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2011-11-28 21:08 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50907

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-11-28 21:04:15 UTC ---
Author: jakub
Date: Mon Nov 28 21:04:10 2011
New Revision: 181787

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181787
Log:
    PR middle-end/50907
    * function.c (convert_jumps_to_returns): When redirecting an edge
    succ to EXIT_BLOCK_PTR, clear EDGE_CROSSING flag.

    * gcc.dg/tree-prof/pr50907.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-prof/pr50907.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/function.c
    trunk/gcc/testsuite/ChangeLog


^ permalink raw reply	[flat|nested] 6+ messages in thread
* [Bug middle-end/50907] [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use
  2011-10-28 23:12 [Bug middle-end/50907] New: [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use belyshev at depni dot sinp.msu.ru
                   ` (3 preceding siblings ...)
  2011-11-28 21:08 ` jakub at gcc dot gnu.org
@ 2011-11-28 21:41 ` jakub at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2011-11-28 21:41 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50907

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

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

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-11-28 21:08:42 UTC ---
Fixed.


^ permalink raw reply	[flat|nested] 6+ messages in thread
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2011-10-28 23:12 [Bug middle-end/50907] New: [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use belyshev at depni dot sinp.msu.ru
2011-10-29  8:13 ` [Bug middle-end/50907] " belyshev at depni dot sinp.msu.ru
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