Index: find_geo.c
===================================================================
--- find_geo.c	(revision 36418)
+++ find_geo.c	(revision 36419)
@@ -838,11 +838,11 @@
 
 	/* cheat: poly-clear-poly means we did generate the clearance; this
 	   shall happen only if there's exactly one poly that is clearing the other */
-	if ((Bloat == 0) && !ctx->ignore_clearance && PCB_FLAG_TEST(PCB_FLAG_CLEARPOLYPOLY, P1)) {
+	if ((Bloat == 0) && !ctx->ignore_clearance && PCB_FLAG_TEST(PCB_FLAG_CLEARPOLYPOLY, P1) && !PCB_FLAG_TEST(PCB_FLAG_CLEARPOLYPOLY, P2)) {
 		pcp_cnt++;
 		pcp_gap = pcb_obj_clearance_p2(P1, P2) / 2.0;
 	}
-	if (!ctx->ignore_clearance && PCB_FLAG_TEST(PCB_FLAG_CLEARPOLYPOLY, P2)) {
+	if (!ctx->ignore_clearance && PCB_FLAG_TEST(PCB_FLAG_CLEARPOLYPOLY, P2) && !PCB_FLAG_TEST(PCB_FLAG_CLEARPOLYPOLY, P1)) {
 		pcp_cnt++;
 		pcp_gap = pcb_obj_clearance_p2(P2, P1) / 2.0;
 	}