Fix:Core:Don't try to autodetect roundabouts when not necessary

git-svn-id: http://svn.code.sf.net/p/navit/code/trunk/navit/navit@2376 ffa7fe5e-494d-0410-b361-a75ebd5db220

1 files changed, 2 insertions, 0 deletions

diff --git a/route.c b/route.c
index 44174864..8c5a31e4 100644
--- a/route.c
+++ b/route.c
@@ -426,6 +426,8 @@ route_check_roundabout(struct route_graph_segment *seg, int level, int direction
 	if (direction && !(seg->data.flags & AF_ONEWAYREV)) {
 		return 0;
 	}
+	if (seg->data.flags & AF_ROUNDABOUT_VALID)
+		return 0;
 	
 	if (!origin) {
 		origin = seg;