* loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,

	get_expansion, expand_var_during_unrolling,
	insert_var_expansion_initialization,
	combine_var_copies_in_loop_exit, release_var_copies): Use VEC
	instead of VARRAY.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@99211 138bc75d-0d04-0410-961f-82ee72b054a4