[Bug c/34993] New: [4.1/4.2/4.3 regression] ICE with attribute for array with unknown bound

[Bug c/34993] New: [4.1/4.2/4.3 regression] ICE with attribute for array with unknown bound

[reichelt at gcc dot gnu dot org]

The following valid code snippet triggers an ICE since GCC 4.0.0:

============================================
typedef int x[] __attribute((may_alias));
============================================

bug.c:1: internal compiler error: Segmentation fault
Please submit a full bug report, [etc.]

The crash happens with the C and C++ frontend.


-- 
           Summary: [4.1/4.2/4.3 regression] ICE with attribute for array
                    with unknown bound
           Product: gcc
           Version: 4.3.0
            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=34993

[Bug c/34993] [4.1/4.2/4.3 regression] ICE with attribute for array with unknown bound

[reichelt at gcc dot gnu dot org]

-- 

reichelt at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.1.3


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34993

[Bug c/34993] [4.1/4.2/4.3 regression] ICE with attribute for array with unknown bound

[rguenth at gcc dot gnu dot org]

------- Comment #1 from rguenth at gcc dot gnu dot org  2008-01-28 09:56 -------
Confirmed.


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1
           Priority|P3                          |P2
   Last reconfirmed|0000-00-00 00:00:00         |2008-01-28 09:56:39
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34993

[Bug c/34993] [4.1/4.2/4.3 regression] ICE with attribute for array with unknown bound

[rth at gcc dot gnu dot org]

-- 

rth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot gnu   |rth at gcc dot gnu dot org
                   |dot org                     |
             Status|NEW                         |ASSIGNED
   Last reconfirmed|2008-01-28 09:56:39         |2008-01-30 19:19:21
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34993

[Bug c/34993] [4.1/4.2/4.3 regression] ICE with attribute for array with unknown bound

[rth at gcc dot gnu dot org]

------- Comment #2 from rth at gcc dot gnu dot org  2008-01-31 00:06 -------
Subject: Bug 34993

Author: rth
Date: Thu Jan 31 00:05:19 2008
New Revision: 131970

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=131970
Log:
        PR c/34993
        * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
        for unbounded arrays.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr34993.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34993

[Bug c/34993] [4.1/4.2 regression] ICE with attribute for array with unknown bound

[jakub at gcc dot gnu dot org]

------- Comment #3 from jakub at gcc dot gnu dot org  2008-01-31 08:17 -------
Fixed on the trunk, thanks.


-- 

jakub at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |4.3.0
            Summary|[4.1/4.2/4.3 regression] ICE|[4.1/4.2 regression] ICE
                   |with attribute for array    |with attribute for array
                   |with unknown bound          |with unknown bound


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34993

[Bug c/34993] [4.1/4.2 regression] ICE with attribute for array with unknown bound

[rth at gcc dot gnu dot org]

------- Comment #4 from rth at gcc dot gnu dot org  2008-02-01 18:59 -------
Subject: Bug 34993

Author: rth
Date: Fri Feb  1 18:58:21 2008
New Revision: 132049

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132049
Log:
        PR c/34993
        * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
        for unbounded arrays.

Added:
    branches/gcc-4_1-branch/gcc/testsuite/gcc.c-torture/compile/pr34993.c
Modified:
    branches/gcc-4_1-branch/gcc/ChangeLog
    branches/gcc-4_1-branch/gcc/tree.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34993

[Bug c/34993] [4.1/4.2 regression] ICE with attribute for array with unknown bound

[rth at gcc dot gnu dot org]

------- Comment #5 from rth at gcc dot gnu dot org  2008-02-02 20:42 -------
Subject: Bug 34993

Author: rth
Date: Sat Feb  2 20:42:10 2008
New Revision: 132073

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132073
Log:
        PR c/34993
        * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
        for unbounded arrays.

Added:
    branches/gcc-4_2-branch/gcc/testsuite/gcc.c-torture/compile/pr34993.c
Modified:
    branches/gcc-4_2-branch/gcc/ChangeLog
    branches/gcc-4_2-branch/gcc/tree.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34993

[Bug c/34993] [4.1/4.2 regression] ICE with attribute for array with unknown bound

[rth at gcc dot gnu dot org]

------- Comment #6 from rth at gcc dot gnu dot org  2008-02-02 20:43 -------
Fixed.


-- 

rth at gcc dot gnu dot org changed:

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34993