[Bug fortran/18734] New: gfortran ICE -ftree-vector

[htanabe at edu dot gunma-u dot ac dot jp]

gfortran -O2 -ftree-vectorize -maltivec  fails with ICE, on compiling following code.

      INTEGER I
      DIMENSION A(1000000), B(1000000), C(1000000)
      READ*, X, Y
      DO I=1,1000
        A = LOG(X)
        B = LOG(Y)
        C = A + B
      END DO
      PRINT*, C(500000)
      END

example6.f:3: error: 'then' label does not match edge at end of bb 2
example6.f:3: error: 'else' label does not match edge at end of bb 2
example6.f:3: error: 'then' label does not match edge at end of bb 4
example6.f:3: error: 'else' label does not match edge at end of bb 4
example6.f:3: error: 'then' label does not match edge at end of bb 5
example6.f:3: error: 'else' label does not match edge at end of bb 5
example6.f:3: internal compiler error: verify_flow_info failed

-- 
           Summary: gfortran ICE -ftree-vector
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: fortran
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: htanabe at edu dot gunma-u dot ac dot jp
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: 4.0.0 20041128 (experimental)
  GCC host triplet: powerpc-apple-darwin7.6.0
GCC target triplet: powerpc-apple-darwin7.5.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18734