X-Git-Url: https://git.sthu.org/?p=libstick.git;a=blobdiff_plain;f=include%2Flibstick-0.1%2Fbooleanvector.h;h=5d8706320766ea74b970bf10ae28373c4ba31814;hp=d7eb41bc9d7bc43109b964d20c67547f17dafa89;hb=7336073618c7d862759add5cbbe45465e496b029;hpb=54836e4fa90f52c9682c7918c47b28177e6f4170

diff --git a/include/libstick-0.1/booleanvector.h b/include/libstick-0.1/booleanvector.h
index d7eb41b..5d87063 100644
--- a/include/libstick-0.1/booleanvector.h
+++ b/include/libstick-0.1/booleanvector.h
@@ -251,8 +251,11 @@ class heapsorted_boolean_vector {
 
         /** Returns true if vector contains no 1. */
         bool isempty() const {
-            strip_heap();
-            return isheap ? heapsize==0 : array.size()==0;
+            if (isheap) {
+                strip_heap();
+                return heapsize == 0;
+            } else
+                return array.size() == 0;
         }
 
         /** Print this vector */