[Bug tree-optimization/50415] gfortran -Ofast SIGSEGV in find_uses_to_rename_use

[Joost.VandeVondele at pci dot uzh.ch]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50415

Joost VandeVondele <Joost.VandeVondele at pci dot uzh.ch> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011-09-15
          Component|fortran                     |tree-optimization
     Ever Confirmed|0                           |1

--- Comment #1 from Joost VandeVondele <Joost.VandeVondele at pci dot uzh.ch> 2011-09-15 10:03:10 UTC ---
#0  find_uses_to_rename_use (bb=0x7ffff7eae7b8, use=0x7ffff5b56910,
use_blocks=Unhandled dwarf expression opcode 0xf3
) at ../../gcc/gcc/tree-ssa-loop-manip.c:1267
#1  find_uses_to_rename_use (bb=0x7ffff7eae7b8, use=0x7ffff5b56910,
use_blocks=Unhandled dwarf expression opcode 0xf3
) at ../../gcc/gcc/tree-ssa-loop-manip.c:232
#2  0x0000000000a06d10 in find_uses_to_rename_bb (bb=0x7ffff7eae7b8,
use_blocks=0x16d83c0, need_phis=0x16dfcd0) at
../../gcc/gcc/tree-ssa-loop-manip.c:302
#3  0x0000000000a07506 in find_uses_to_rename (changed_bbs=Unhandled dwarf
expression opcode 0xf3
) at ../../gcc/gcc/tree-ssa-loop-manip.c:331
#4  rewrite_into_loop_closed_ssa (changed_bbs=Unhandled dwarf expression opcode
0xf3
) at ../../gcc/gcc/tree-ssa-loop-manip.c:391
#5  0x000000000096bad4 in ldist_gen (loop=Unhandled dwarf expression opcode
0xf3
) at ../../gcc/gcc/tree-loop-distribution.c:1134
#6  distribute_loop (loop=Unhandled dwarf expression opcode 0xf3
) at ../../gcc/gcc/tree-loop-distribution.c:1216
#7  distribute_loop (loop=Unhandled dwarf expression opcode 0xf3
) at ../../gcc/gcc/tree-loop-distribution.c:1158
#8  0x000000000096c895 in tree_loop_distribution () at
../../gcc/gcc/tree-loop-distribution.c:1272
#9  0x0000000000876d37 in execute_one_pass (pass=0x1497f40) at
../../gcc/gcc/passes.c:2063
#10 0x00000000008770a5 in execute_pass_list (pass=0x1497f40) at
../../gcc/gcc/passes.c:2118
#11 0x00000000008770b7 in execute_pass_list (pass=0x14990e0) at
../../gcc/gcc/passes.c:2119