===================================================================
@@ -2136,7 +2136,7 @@ vect_loop_versioning (loop_vec_info loop
tree arg;
profile_probability prob = profile_probability::likely ();
gimple_seq gimplify_stmt_list = NULL;
- tree scalar_loop_iters = LOOP_VINFO_NITERS (loop_vinfo);
+ tree scalar_loop_iters = LOOP_VINFO_NITERSM1 (loop_vinfo);
bool version_align = LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT (loop_vinfo);
bool version_alias = LOOP_REQUIRES_VERSIONING_FOR_ALIAS (loop_vinfo);
bool version_niter = LOOP_REQUIRES_VERSIONING_FOR_NITERS (loop_vinfo);
@@ -2144,7 +2144,7 @@ vect_loop_versioning (loop_vec_info loop
if (check_profitability)
cond_expr = fold_build2 (GE_EXPR, boolean_type_node, scalar_loop_iters,
build_int_cst (TREE_TYPE (scalar_loop_iters),
- th));
+ th - 1));
if (version_niter)
vect_create_cond_for_niters_checks (loop_vinfo, &cond_expr);