Included assert.h so that the code compiles under newer versions of GCC.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6682 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/Support/BitSetVector.h b/include/Support/BitSetVector.h
index e52ca17..6ce56be 100644
--- a/include/Support/BitSetVector.h
+++ b/include/Support/BitSetVector.h
@@ -31,6 +31,7 @@
 #include <functional>
 #include <iostream>
 
+#include <assert.h>
 
 #define WORDSIZE (32U)