re PR target/33579 (INIT_PRIORITY is broken)

re PR target/33579 (INIT_PRIORITY is broken)

	PR target/33579
	* tree.h (DECL_INIT_PRIORITY): Do not require
	DECL_HAS_INIT_PRIORITY_P.
	(DECL_FINI_PRIORITY): Likewise.
	* tree.c (decl_init_priority_lookup): Remove assert.
	(decl_fini_priority_insert): Likewise.
	* cgraphunit.c (static_ctors): Make it a VEC.
	(static_dtors): Likewise.
	(record_cdtor_fn): Adjust accordingly.
	(build_cdtor): Generate multiple functions for each initialization
	priority.
	(compare_ctor): New function.
	(compare_dtor): Likewise.
	(cgraph_build_cdtor_fns): Sort the functions by priority before
	calling build_cdtor.
	(cgraph_build_static_cdtor): Put the priority in the function's
	name.

From-SVN: r129918