- fixed: ACSStringPool::AddString did not check for NULL pointers as input. Let's just map them to the empty string, that's a lot better than crashing.

src/p_acs.cpp

@@ -375,6 +375,7 @@ void ACSStringPool::Clear()
 
 int ACSStringPool::AddString(const char *str)
 {
+	if (str == nullptr) str = "";
 	size_t len = strlen(str);
 	unsigned int h = SuperFastHash(str, len);
 	unsigned int bucketnum = h % NUM_BUCKETS;