[Bug c/31715] New: array overflow misdetected

[marcus at jet dot franken dot de]

following sample testcsae misdetects an array overflow

/home/marcus/projects/gcc/BIN/bin/gcc  -c   -O2 -Wall  x.i 
x.i: In function 'f':
x.i:7: warning: array subscript is above array bounds


-- 
           Summary: array overflow misdetected
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: marcus at jet dot franken dot de
 GCC build triplet: x86_64-unknown-linux-gnu
  GCC host triplet: x86_64-unknown-linux-gnu
GCC target triplet: x86_64-unknown-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31715