INSTR_PROF_RAW_HEADER(uint64_t, CountersSize, CountersSize)
INSTR_PROF_RAW_HEADER(uint64_t, NamesSize, NamesSize)
INSTR_PROF_RAW_HEADER(uint64_t, CountersDelta, (uintptr_t)CountersBegin)
-INSTR_PROF_RAW_HEADER(int64_t, NamesDelta, (uintptr_t)NamesBegin)
+INSTR_PROF_RAW_HEADER(uint64_t, NamesDelta, (uintptr_t)NamesBegin)
INSTR_PROF_RAW_HEADER(uint64_t, ValueKindLast, IPVK_Last)
INSTR_PROF_RAW_HEADER(uint64_t, ValueDataSize, ValueDataSize)
INSTR_PROF_RAW_HEADER(uint64_t, ValueDataDelta, (uintptr_t)ValueDataBegin)