message: check offset block count/capacity in loop
diff: @@ -1540,7 +1540,10 @@ public:
  // compute entry sizes, and how many entries we can fit until a next block must be fetched
  idx_t l_entry_idx_temp = l_entry_idx;
  idx_t r_entry_idx_temp = r_entry_idx;
  - for (next = 0; copied + next < count && l_entry_idx_temp < l_count && r_entry_idx_temp < r_count;
  + const idx_t &result_offset_count = result_offset_block->count;
  + const idx_t &result_offset_capacity = result_offset_block->CAPACITY;
  + for (next = 0; copied + next < count && l_entry_idx_temp < l_count && r_entry_idx_temp < r_count &&
  + result_offset_count + next < result_offset_capacity;
  next++) {
  const bool &l_smaller = left_smaller[copied + next];
  const bool r_smaller = one - l_smaller;
  