[Bug fortran/54871] [4.8 regression] gfortran.dg/vector_subscript_1.f90 FAILs

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54871

Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at gcc dot       |ebotcazou at gcc dot
                   |gnu.org                     |gnu.org

--- Comment #4 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-10-12 21:37:35 UTC ---
Created attachment 28437
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28437
Reduced testcase

The loop2_unroll dump reads:

Loop 3 is simple:
  simple exit 10 -> 12
  number of iterations: (const_int -1 [0xffffffffffffffff])
  upper bound: 1073741823
  realistic bound: -1

The number of iterations is of course bogus.