Add a dtor to fix leaks from all clients of BitVector.

llvm-svn: 35200

llvm/include/llvm/ADT/BitVector.h

@@ -87,6 +87,10 @@ public:
     std::copy(RHS.Bits, &RHS.Bits[Capacity], Bits);
   }
   
+  ~BitVector() {
+    delete[] Bits;
+  }
+
   /// size - Returns the number of bits in this bitvector.
   unsigned size() const { return Size; }