[Bug tree-optimization/23082] New: internal compiler error: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:746

[Bug tree-optimization/23082] New: internal compiler error: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:746

[p dot van-hoof at qub dot ac dot uk]

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When the attached is compiled as follows, it generates an ICE:

pluto> gcc -c -O1 -ftree-vectorize a.c
a.c: In function ‘a’:
a.c:4: internal compiler error: tree check: expected ssa_name, have var_decl in
verify_ssa, at tree-ssa.c:746
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
pluto> gcc -v
Using built-in specs.
Target: x86_64-unknown-linux-gnu
Configured with: ../gcc/configure --prefix=/usr/local/gcc410
--enable-languages=c,c++,f95
Thread model: posix
gcc version 4.1.0 20050725 (experimental)

The attached code compiles OK with gcc 4.0.1

-- 
           Summary: internal compiler error: tree check: expected ssa_name,
                    have var_decl in verify_ssa, at tree-ssa.c:746
           Product: gcc
           Version: 4.1.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: p dot van-hoof at qub dot ac dot uk
                CC: gcc-bugs at gcc dot gnu dot org
GCC target triplet: x86_64-unknown-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23082

[Bug tree-optimization/23082] internal compiler error: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:746

[p dot van-hoof at qub dot ac dot uk]

------- Additional Comments From p dot van-hoof at qub dot ac dot uk  2005-07-26 16:46 -------
Created an attachment (id=9366)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=9366&action=view)
code that causes the ICE


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23082

[Bug tree-optimization/23082] [4.1 Regression] internal compiler error: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:746

[pinskia at gcc dot gnu dot org]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-valid-code
            Summary|internal compiler error:    |[4.1 Regression] internal
                   |tree check: expected        |compiler error: tree check:
                   |ssa_name, have var_decl in  |expected ssa_name, have
                   |verify_ssa, at tree-        |var_decl in verify_ssa, at
                   |ssa.c:746                   |tree-ssa.c:746
   Target Milestone|---                         |4.1.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23082

[Bug tree-optimization/23082] [4.1 Regression] internal compiler error: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:746

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-07-26 17:03 -------
Confirmed, this worked on the 18th.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|                            |1
   Last reconfirmed|0000-00-00 00:00:00         |2005-07-26 17:03:04
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23082

[Bug tree-optimization/23082] [4.1 Regression] internal compiler error: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:746

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-08-06 07:02 -------
*** Bug 23247 has been marked as a duplicate of this bug. ***

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |zlynx at acm dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23082

[Bug tree-optimization/23082] [4.1 Regression] internal compiler error: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:746

[c dot lemmen at fz-juelich dot de]

------- Additional Comments From c dot lemmen at fz-juelich dot de  2005-08-12 10:47 -------
Confirmed on x86_32 target using GNU F95 version 4.1.0 20050812, isn't PR23202
not a dup of this one?

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |c dot lemmen at fz-juelich
                   |                            |dot de


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23082

[Bug tree-optimization/23082] [4.1 Regression] internal compiler error: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:746

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-08-18 03:29 -------
(In reply to comment #4)
> Confirmed on x86_32 target using GNU F95 version 4.1.0 20050812, isn't PR23202
> not a dup of this one?

No because PR 23202 is really a front-end bug and this looks like a vectorizer bug.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
 GCC target triplet|x86_64-unknown-linux-gnu    |x86_64-*-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23082

[Bug tree-optimization/23082] [4.1 Regression] internal compiler error: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:746

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-09-08 20:17 -------
Fixed.

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23082