[Bug tree-optimization/39636] New: [4.5 Regression] ICE in gimple_assign_rhs_code, at gimple.h:1837, 435.gromacs fails to build

[rguenth at gcc dot gnu dot org]

./cc1 -quiet shift_util.i -O2
shift_util.c: In function 'phi_sr':
shift_util.c:207: internal compiler error: gimple check: expected
gimple_assign(error_mark), have gimple_phi() in gimple_assign_rhs_code, at
gimple.h:1837
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

(gdb) 
#3  0x00000000009f9e0d in forward_propagate_addr_into_variable_array_index (
    offset=0x7ffff5f07af0, def_rhs=0x7ffff5e8b1c0, use_stmt_gsi=0x7fffffffd870)
    at /space/rguenther/src/svn/trunk/gcc/tree-ssa-forwprop.c:671
671              if (gimple_assign_rhs_code (offset_def2) == MULT_EXPR

Reducing.


-- 
           Summary: [4.5 Regression] ICE in gimple_assign_rhs_code, at
                    gimple.h:1837, 435.gromacs fails to build
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: rguenth at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39636