2007-11-25  Richard Guenther  <rguenther@suse.de>

	* tree.h (struct tree_block): Move locus member next to
	flags.
	* c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
	(SCOPE_LIST_CONCAT): Likewise.
	(pop_scope): Likewise.
	* function.c (instantiate_decls_1): Likewise.
	(setjmp_vars_warning): Likewise.
	* emit-rtl.c (set_used_decls): Likewise.
	* tree-inline.c (add_lexical_block): Likewise.

	cp/
	decl.c (poplevel): Use BLOCK_CHAIN.

	ada/
	utils.c (gnat_pushlevel): Use BLOCK_CHAIN.
	(gnat_poplevel): Likewise.

From-SVN: r130407