fix a bunch of bugs in my last commit (no idea why I didn't see them on my mac)

[r26082]

ir/be/begnuas.c

@@ -1139,6 +1139,9 @@ static void dump_global(be_gas_decl_env_t *env, ir_entity *ent)
 	if (is_Method_type(type) && section != GAS_SECTION_PIC_TRAMPOLINES) {
 		return;
 	}
+	if (type == firm_code_type) {
+		return;
+	}
 
 	if (section != (be_gas_section_t) -1) {
 		emit_as_common = 0;

ir/ir/irnode.c

@@ -822,6 +822,7 @@ ir_entity *create_Block_entity(ir_node *block) {
 		nr = get_irp_next_label_nr();
 		set_entity_label(entity, nr);
 		set_entity_compiler_generated(entity, 1);
+		set_entity_allocation(entity, allocation_static);
 
 		block->attr.block.entity = entity;
 	}

ir/tr/type.c

@@ -98,7 +98,6 @@ void firm_init_type(dbg_info *builtin_db, unsigned def_cc_mask) {
 	remove_irp_type(firm_none_type);
 
 	firm_code_type    = new_type(tpop_code, mode_ANY, new_id_from_str("type_code"), builtin_db);
-	set_type_size_bytes(firm_code_type, 0);
 	set_type_state(firm_code_type, layout_fixed);
 	remove_irp_type(firm_code_type);
 

ir/tr/typewalk.c

@@ -144,7 +144,6 @@ static void do_type_walk(type_or_ent tore,
 	case k_type:
 		mark_type_visited(tp);
 		switch (get_type_tpop_code(tp)) {
-
 		case tpo_class:
 			n_types = get_class_n_supertypes(tp);
 			for (i = 0; i < n_types; ++i) {
@@ -208,13 +207,15 @@ static void do_type_walk(type_or_ent tore,
 			do_type_walk(cont, pre, post, env);
 			break;
 
+		case tpo_code:
 		case tpo_primitive:
 		case tpo_id:
 		case tpo_none:
 		case tpo_unknown:
 			/* a leave. */
 			break;
-		default:
+		case tpo_uninitialized:
+		case tpo_max:
 			assert(0 && "Faulty type");
 			break;
 		}