[patch] clean some build_int_cst_type

[Roger Sayle]

On Thu, 6 Apr 2006, Sebastian Pop wrote:
>
> 	* tree-ssa-loop-niter.c (inverse, number_of_iterations_ne,
> 	assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
> 	number_of_iterations_le, number_of_iterations_cond, find_loop_niter,
> 	estimate_numbers_of_iterations_loop): Use build_int_cst instead of
> 	build_int_cst_type.
> 	* tree-scalar-evolution.c (add_to_evolution): Same.
> 	* tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
> 	chrec_fold_plus_1, chrec_fold_multiply): Same.
> 	* tree-ssa-loop-ivopts.c (strip_offset_1, force_expr_to_var_cost,
> 	force_expr_to_var_cost): Same.
> 	* tree-mudflap.c (mf_xform_derefs_1): Same.
> 	* tree-ssa-loop-prefetch.c (idx_analyze_ref): Same.

This is OK for mainline.  Thanks.

Roger
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