inline-10.c: New testcase.

inline-10.c: New testcase.

	* gcc.dg/tree-ssa/inline-10.c: New testcase.
	* gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
	* ipa-inline.h (clause_t): Turn into unsigned int.
	* ipa-inline-analysis.c (add_clause): Do more simplification.
	(and_predicates): Shortcut more cases.
	(predicates_equal_p): Move forward; check that clauses are properly
	ordered.
	(or_predicates): Shortcut more cases.
	(edge_execution_predicate): Rewrite as...
	(set_cond_stmt_execution_predicate): ... this function; handle
	__builtin_constant_p.
	(set_switch_stmt_execution_predicate): New .
	(compute_bb_predicates): New.
	(will_be_nonconstant_predicate): Update TODO.
	(estimate_function_body_sizes): Use compute_bb_predicates
	and free them later, always try to estimate if stmt is constant.
	(estimate_time_after_inlining, estimate_size_after_inlining):
	Gracefully handle optimized out edges.
	(read_predicate): Fix off by one error.

From-SVN: r173190