Fix broken windows sanitizer buildbot
r319875 caused a sign comparison build failure. Explicitly set the
enum's type to be unsigned.
@@ -22,7 +22,7 @@ namespace __sanitizer {
template <class basic_int_t = uptr>
class BasicBitVector {
public:
- enum SizeEnum { kSize = sizeof(basic_int_t) * 8 };
+ enum SizeEnum : uptr { kSize = sizeof(basic_int_t) * 8 };
uptr size() const { return kSize; }
// No CTOR.
