fixed warnings

[r19128]

include/libfirm/irgopt.h

@@ -191,7 +191,7 @@ void inline_leave_functions(int maxsize, int leavesize, int size, int ignore_run
  *
  * @param threshold    inlining threshold
  */
-void inline_functions(unsigned inline_threshold);
+void inline_functions(int inline_threshold);
 
 /** Code Placement.
  *

ir/ana/analyze_irg_args.c

@@ -85,7 +85,6 @@ static unsigned analyze_arg(ir_node *arg, unsigned bits) {
 				/* Hmm: not sure what this is, most likely a read */
 				bits |= ptr_access_read;
 			} else {
-				ir_op *op = get_irn_op(ptr);
 				ir_entity *meth_ent;
 
 				if (is_Global(ptr)) {

ir/opt/opt_inline.c

@@ -1692,10 +1692,10 @@ static int calc_inline_benefice(ir_node *call, ir_graph *callee) {
 }
 
 /**
- * Heuristic inliner. Calculates a benifiz value for every call and inlines
+ * Heuristic inliner. Calculates a benifice value for every call and inlines
  * those calls with a value higher than the threshold.
  */
-void inline_functions(unsigned inline_threshold) {
+void inline_functions(int inline_threshold) {
 	inline_irg_env   *env;
 	ir_graph         *irg;
 	int              i, n_irgs;