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Diffstat (limited to 'gcc/tree-ssa.c')
| -rw-r--r-- | gcc/tree-ssa.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/tree-ssa.c b/gcc/tree-ssa.c index 344f32d..4f4ab2b 100644 --- a/gcc/tree-ssa.c +++ b/gcc/tree-ssa.c @@ -1543,7 +1543,9 @@ non_rewritable_lvalue_p (tree lhs) && known_gt (wi::to_poly_offset (TYPE_SIZE_UNIT (TREE_TYPE (decl))), mem_ref_offset (lhs)) && multiple_of_p (sizetype, TREE_OPERAND (lhs, 1), - TYPE_SIZE_UNIT (TREE_TYPE (lhs)))) + TYPE_SIZE_UNIT (TREE_TYPE (lhs))) + && known_ge (wi::to_poly_offset (TYPE_SIZE (TREE_TYPE (decl))), + wi::to_poly_offset (TYPE_SIZE (TREE_TYPE (lhs))))) { poly_uint64 lhs_bits, nelts; if (poly_int_tree_p (TYPE_SIZE (TREE_TYPE (lhs)), &lhs_bits) |