Index: data.c
===================================================================
--- data.c	(revision 17689)
+++ data.c	(revision 17690)
@@ -661,3 +661,62 @@
 			pcb_data_flag_change(((pcb_subc_t *)o)->data, mask, how, flags);
 	}
 }
+
+#warning TODO: rewrite to be more generic
+#include "obj_pstk_draw.h"
+#include "obj_text_draw.h"
+#include "obj_poly_draw.h"
+#include "obj_arc_draw.h"
+#include "obj_line_draw.h"
+#include "conf_core.h"
+void pcb_clear_warnings()
+{
+	pcb_rtree_it_t it;
+	pcb_box_t *n;
+	int li;
+	pcb_layer_t *l;
+
+	conf_core.temp.rat_warn = pcb_false;
+
+	for(n = pcb_r_first(PCB->Data->padstack_tree, &it); n != NULL; n = pcb_r_next(&it)) {
+		if (PCB_FLAG_TEST(PCB_FLAG_WARN, (pcb_any_obj_t *)n)) {
+			PCB_FLAG_CLEAR(PCB_FLAG_WARN, (pcb_any_obj_t *)n);
+			pcb_pstk_invalidate_draw((pcb_pstk_t *)n);
+		}
+	}
+	pcb_r_end(&it);
+
+	for(li = 0, l = PCB->Data->Layer; li < PCB->Data->LayerN; li++,l++) {
+		for(n = pcb_r_first(l->line_tree, &it); n != NULL; n = pcb_r_next(&it)) {
+			if (PCB_FLAG_TEST(PCB_FLAG_WARN, (pcb_any_obj_t *)n)) {
+				PCB_FLAG_CLEAR(PCB_FLAG_WARN, (pcb_any_obj_t *)n);
+				pcb_line_invalidate_draw(l, (pcb_line_t *)n);
+			}
+		}
+		pcb_r_end(&it);
+
+		for(n = pcb_r_first(l->arc_tree, &it); n != NULL; n = pcb_r_next(&it)) {
+			if (PCB_FLAG_TEST(PCB_FLAG_WARN, (pcb_any_obj_t *)n)) {
+				PCB_FLAG_CLEAR(PCB_FLAG_WARN, (pcb_any_obj_t *)n);
+				pcb_arc_invalidate_draw(l, (pcb_arc_t *)n);
+			}
+		}
+		pcb_r_end(&it);
+
+		for(n = pcb_r_first(l->polygon_tree, &it); n != NULL; n = pcb_r_next(&it)) {
+			if (PCB_FLAG_TEST(PCB_FLAG_WARN, (pcb_any_obj_t *)n)) {
+				PCB_FLAG_CLEAR(PCB_FLAG_WARN, (pcb_any_obj_t *)n);
+				pcb_poly_invalidate_draw(l, (pcb_poly_t *)n);
+			}
+		}
+		pcb_r_end(&it);
+
+		for(n = pcb_r_first(l->text_tree, &it); n != NULL; n = pcb_r_next(&it)) {
+			if (PCB_FLAG_TEST(PCB_FLAG_WARN, (pcb_any_obj_t *)n)) {
+				PCB_FLAG_CLEAR(PCB_FLAG_WARN, (pcb_any_obj_t *)n);
+				pcb_text_invalidate_draw(l, (pcb_text_t *)n);
+			}
+		}
+		pcb_r_end(&it);
+	}
+}