[Bug fortran/50463] New: -ftree-dse leeds to wrong code with gfortran

[manz at intes dot de]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50463

             Bug #: 50463
           Summary: -ftree-dse leeds to wrong code with gfortran
    Classification: Unclassified
           Product: gcc
           Version: 4.6.1
            Status: UNCONFIRMED
          Severity: critical
          Priority: P3
         Component: fortran
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: m...@intes.de


compiling the attached code with

gfortran -O a.f b.f c.f

leeds to wrong code.

If compileing with

gfortran -O -fno-tree-dse a.f b.f c.f 

the code produce correct results.