* common.opt (ftree-combine-temps): Remove.

	* tree-outof-ssa.c (SSANORM_COMBINE_TEMPS): Remove.
	(coalesce_ssa_name): Don't check for combine-temps.
	(coalesce_vars): Remove.
	(check_replaceable): Use num_imm_uses.
	(remove_ssa_form, insert_backedge_copies, rewrite_out_of_ssa): Don't 
	check for combine-temps.
	(rewrite_out_of_ssa): Never create a ref_count in the var_map.
	* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Change parms
	to register_ssa_partition calls.
	* tree-ssa-live.c (register_ssa_partition): Remove prototype.
	(init_var_map, delete_var_map): remove refernces to ref_count.
	(create_ssa_var_map): Never calculate a ref count.
	(type_var_init): Remove.
	* tree-ssa-live.h (typedef struct _var_map): Remove ref_count.
	(SSA_VAR_MAP_REF_COUNT): Delete.
	(create_ssa_var_map): Change Prototype to have no parameters.
	(version_ref_count): Delete.
	(register_ssa_partition): Remove 'is_use' paramater and don't set the
	ref_count vector.
	(type_var_num, type_var, type_var_first_partition,
	type_var_next_partition, type_var_dump, type_var_delete,
	type_var_remove_partition, type_var_find, type_var_compact,
	type_var_decompact): Remove.

	* gcc.dg/max-1.c: Remove reference to -fno-tree-lrs option.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119409 138bc75d-0d04-0410-961f-82ee72b054a4

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