[Bug middle-end/38360] [4.3/4.4 regression] ICE in gimple_op, at gimple.h:1636

["pinskia at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>]

------- Comment #2 from pinskia at gcc dot gnu dot org  2008-12-02 00:34 -------
#1  0x00601a05 in gimple_op (gs=0x42e532d0, i=4) at
/Users/apinski/src/local/gcc/gcc/gimple.h:1636
#2  0x0060578d in gimple_call_arg (gs=0x42e532d0, index=1) at
/Users/apinski/src/local/gcc/gcc/gimple.h:2049
#3  0x0060ee0b in ccp_fold_builtin (stmt=0x42e532d0) at
/Users/apinski/src/local/gcc/gcc/tree-ssa-ccp.c:2567
#4  0x00610218 in fold_gimple_call (gsi=0xbffff63c) at
/Users/apinski/src/local/gcc/gcc/tree-ssa-ccp.c:2793
#5  0x0061092d in fold_stmt (gsi=0xbffff63c) at
/Users/apinski/src/local/gcc/gcc/tree-ssa-ccp.c:2881
#6  0x00525d64 in remove_useless_stmts_1 (gsi=0xbffff63c, data=0xbffff73c) at
/Users/apinski/src/local/gcc/gcc/tree-cfg.c:1921

4.3.2 also ICEs in the same spot so did 4.3.0:
[andrew-pinskis-computer-2:gcc/objdir/stage1-gcc] apinski% ~/local-gcc/bin/gcc
-V4.3.0 t.ct.c: In function 'main':
t.c:5: internal compiler error: tree check: accessed operand 5 of call_expr
with 4 operands in ccp_fold_builtin, at tree-ssa-ccp.c:2466
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1
      Known to work|4.3.3                       |
   Last reconfirmed|0000-00-00 00:00:00         |2008-12-02 00:34:43
               date|                            |
            Summary|[4.4 regression] ICE in     |[4.3/4.4 regression] ICE in
                   |gimple_op, at gimple.h:1636 |gimple_op, at gimple.h:1636


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38360