X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fopt%2Ftailrec.c;h=be13961d1c6b7796ab71b834379c372f765fca51;hb=2f7da22ade10e502888999170ef42fcf9a619852;hp=11e9088dd317d158ce85d903760390a895d9a5e0;hpb=bcff0e339ce354349bf40a2cc47fe250d0ca1f6e;p=libfirm

diff --git a/ir/opt/tailrec.c b/ir/opt/tailrec.c
index 11e9088dd..be13961d1 100644
--- a/ir/opt/tailrec.c
+++ b/ir/opt/tailrec.c
@@ -34,7 +34,7 @@
 #include "debug.h"
 #include "iroptimize.h"
 #include "scalar_replace.h"
-#include "array.h"
+#include "array_t.h"
 #include "irprog_t.h"
 #include "irgwalk.h"
 #include "irgmod.h"
@@ -78,7 +78,7 @@ static void collect_data(ir_node *node, void *env) {
 		if (op == op_Proj) {
 			ir_node *start = get_Proj_pred(pred);
 
-			if (get_irn_op(start) == op_Start) {
+			if (is_Start(start)) {
 				if (get_Proj_proj(pred) == pn_Start_T_args) {
 					/* found Proj(ProjT(Start)) */
 					set_irn_link(node, data->proj_data);
@@ -489,7 +489,7 @@ static tail_rec_variants find_variant(ir_node *irn, ir_node *call) {
 		return TR_BAD;
 
 	case iro_Sub:
-		/* try additive, but return value mut be left */
+		/* try additive, but return value must be left */
 		a = get_Sub_left(irn);
 		if (get_irn_MacroBlock(a) != get_irn_MacroBlock(call)) {
 			/* we are outside, ignore */
@@ -719,8 +719,11 @@ void opt_tail_recursion(void) {
 
 		current_ir_graph = irg;
 
+		ir_reserve_resources(irg, IR_RESOURCE_IRN_LINK);
 		if (opt_tail_rec_irg(irg))
 			++n_opt_applications;
+
+		ir_free_resources(irg, IR_RESOURCE_IRN_LINK);
 	}
 
 	DB((dbg, LEVEL_1, "Performed tail recursion for %d of %d graphs\n",