summaryrefslogtreecommitdiffstats
path: root/src/sp-guide.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/sp-guide.h')
-rw-r--r--src/sp-guide.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/sp-guide.h b/src/sp-guide.h
index 9af56d12b..83a5e8349 100644
--- a/src/sp-guide.h
+++ b/src/sp-guide.h
@@ -24,7 +24,7 @@ struct SPCanvasGroup;
class SPDesktop;
#define SP_GUIDE(obj) ((SPGuide*)obj)
-#define SP_IS_GUIDE(obj) (dynamic_cast<const SPGuide*>((SPObject*)obj))
+#define SP_IS_GUIDE(obj) (dynamic_cast<const SPGuide*>((SPObject*)obj) != NULL)
/* Represents the constraint on p that dot(g.direction, p) == g.position. */
class SPGuide : public SPObject {