[Bug c/35736] New: [4.4 regression] ICE with continue and -Wall

[Bug c/35736] New: [4.4 regression] ICE with continue and -Wall

[reichelt at gcc dot gnu dot org]

The following valid code snippet triggers an ICE on mainline
when compiled with "-Wall":

=========================================
void foo()
{
  while (1)
    for (;;({ continue; }))
      ;
}
=========================================

bug.c: In function 'foo':
bug.c:4: internal compiler error: Segmentation fault
Please submit a full bug report, [etc.]

The bug appeared between 2008-03-15 and 2008-03-20.
The C++ frontend is not affected.


-- 
           Summary: [4.4 regression] ICE with continue and -Wall
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code, monitored
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: reichelt at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35736

[Bug c/35736] [4.4 regression] ICE with continue and -Wall

[reichelt at gcc dot gnu dot org]

-- 

reichelt at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.4.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35736

[Bug c/35736] [4.4 regression] ICE with continue and -Wall

[pinskia at gcc dot gnu dot org]

------- Comment #1 from pinskia at gcc dot gnu dot org  2008-03-30 00:57 -------
This is a predict_expr tree.  Shouldn't TREE_SIDE_EFFECTS be set on that
expression?


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |hubicka at gcc dot gnu dot
                   |                            |org
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1
   Last reconfirmed|0000-00-00 00:00:00         |2008-03-30 00:57:03
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35736

[Bug middle-end/35736] [4.4 regression] ICE with continue and -Wall

[rguenth at gcc dot gnu dot org]

------- Comment #2 from rguenth at gcc dot gnu dot org  2008-04-20 20:41 -------
Honza?


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |rguenth at gcc dot gnu dot
                   |                            |org
          Component|c                           |middle-end
           Priority|P3                          |P1


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35736

[Bug middle-end/35736] [4.4 regression] ICE with continue and -Wall

[pinskia at gcc dot gnu dot org]

------- Comment #3 from pinskia at gcc dot gnu dot org  2008-05-05 05:49 -------
*** Bug 35893 has been marked as a duplicate of this bug. ***


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |dcb314 at hotmail dot com


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35736

[Bug middle-end/35736] [4.4 regression] ICE with continue and -Wall

[meissner at gcc dot gnu dot org]

------- Comment #4 from meissner at gcc dot gnu dot org  2008-07-03 16:23 -------
Subject: Bug 35736

Author: meissner
Date: Thu Jul  3 16:22:12 2008
New Revision: 137425

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=137425
Log:
PR 35736 -- use void_type_node for PREDICT_EXPR tree

Added:
    trunk/gcc/testsuite/gcc.dg/pr35736.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/predict.c
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35736

[Bug middle-end/35736] [4.4 regression] ICE with continue and -Wall

[meissner at gcc dot gnu dot org]

------- Comment #5 from meissner at gcc dot gnu dot org  2008-07-03 16:28 -------
Created an attachment (id=15849)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=15849&action=view)
Patch to fix 35736

Committed in revision 137425 of the mainline.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35736

[Bug middle-end/35736] [4.4 regression] ICE with continue and -Wall

[reichelt at gcc dot gnu dot org]

------- Comment #6 from reichelt at gcc dot gnu dot org  2008-07-15 04:15 -------
Fixed.


-- 

reichelt at gcc dot gnu dot org changed:

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35736