Remove some branches

ConflictSet.cpp

@@ -1376,14 +1376,7 @@ bool checkRangeRead(Node *n, std::span<const uint8_t> begin,
     break;
   }
 
-  if (!checkRangeLeftSide.ok) {
+  return checkRangeLeftSide.ok & checkRangeRightSide.ok;
-    return false;
-  }
-  if (!checkRangeRightSide.ok) {
-    return false;
-  }
-
-  return true;
 }
 
 // Returns a pointer to the newly inserted node.  caller is reponsible for