Added block_counter variable to a preprocessor check, minor bug. (#6596)

Author: AlTimofeyev

CHANGELOG.md

@@ -22,6 +22,7 @@
       - FIXED: Typo in file name src/util/timed_historgram.cpp -> src/util/timed_histogram.cpp [#6428](https://github.com/Project-OSRM/osrm-backend/issues/6428)
       - CHANGED: Replace boost::string_ref with std::string_view [#6433](https://github.com/Project-OSRM/osrm-backend/pull/6433)
       - ADDED: Print tracebacks for Lua runtime errors [#6564](https://github.com/Project-OSRM/osrm-backend/pull/6564)
+      - FIXED: Added a variable to preprocessor guard in file osrm-backend/include/util/range_table.hpp to solve build error. [#6596](https://github.com/Project-OSRM/osrm-backend/pull/6596)
     - Routing:
       - FIXED: Fix adding traffic signal penalties during compression [#6419](https://github.com/Project-OSRM/osrm-backend/pull/6419)
 # 5.27.1

include/util/range_table.hpp

@@ -79,10 +79,10 @@ template <unsigned BLOCK_SIZE, storage::Ownership Ownership> class RangeTable
         unsigned last_length = 0;
         unsigned lengths_prefix_sum = 0;
         unsigned block_idx = 0;
-        unsigned block_counter = 0;
         BlockT block;
 #ifndef BOOST_ASSERT_IS_VOID
         unsigned block_sum = 0;
+        unsigned block_counter = 0;
 #endif
         for (const unsigned l : lengths)
         {
@@ -109,7 +109,9 @@ template <unsigned BLOCK_SIZE, storage::Ownership Ownership> class RangeTable
             if (BLOCK_SIZE == block_idx)
             {
                 diff_blocks.push_back(block);
+#ifndef BOOST_ASSERT_IS_VOID
                 block_counter++;
+#endif
             }
 
             // we can only store strings with length 255