[Bug ada/26338] [4.2 Regression] ACATS cxg2001 ICE in add_virtual_operand, at tree-ssa-operands.c:1873

[abel at ispras dot ru]

------- Comment #1 from abel at ispras dot ru  2006-02-17 14:08 -------
I've see the same ICE on ia64 with rev. 111176 and
gcc.c-torture/compile/930217-1.c. The backtrace is as follows:

(gdb) bt
#0  fancy_abort (file=0x4000000000a4d260
"/home/bonzo/develop/loop/trunk/gcc/tree-ssa-operands.c", line=1873,
    function=0x4000000000a4de90 "add_virtual_operand") at
/home/bonzo/develop/loop/trunk/gcc/diagnostic.c:642
#1  0x40000000001c79a0 in add_virtual_operand (var=Variable "var" is not
available.
)
    at /home/bonzo/develop/loop/trunk/gcc/tree-ssa-operands.c:1873
#2  0x40000000001c85e0 in get_indirect_ref_operands (stmt=0x200000000031c820,
expr=Variable "expr" is not available.
)
    at /home/bonzo/develop/loop/trunk/gcc/tree-ssa-operands.c:1495
#3  0x40000000001caac0 in get_expr_operands (stmt=0x200000000031c820,
expr_p=0x200000000031c860, flags=4)
    at /home/bonzo/develop/loop/trunk/gcc/tree-ssa-operands.c:1188
#4  0x40000000001ceab0 in parse_ssa_operands (stmt=Cannot access memory at
address 0x24
)
    at /home/bonzo/develop/loop/trunk/gcc/tree-ssa-operands.c:761
#5  0x40000000001cf210 in build_ssa_operands (stmt=0x200000000031c820)
    at /home/bonzo/develop/loop/trunk/gcc/tree-ssa-operands.c:835
#6  0x40000000001d2870 in update_stmt_operands (stmt=0x200000000031c820)
    at /home/bonzo/develop/loop/trunk/gcc/tree-ssa-operands.c:876
#7  0x40000000001e6050 in compute_may_aliases () at tree-flow-inline.h:287
#8  0x400000000072f360 in execute_one_pass (pass=0x6000000000008158)


-- 

abel at ispras dot ru changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |abel at ispras dot ru


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26338