Remove an unused member. Saves ~0.5% CPU due to better cache efficiency.

diff --git a/database-builder.cpp b/database-builder.cpp
index 3801e5df582730e25585cb0dd0872ef206476ac0..d883451dd669e1b2bae6a444bb2c02987d02e13b 100644 (file)
--- a/database-builder.cpp
+++ b/database-builder.cpp
@@ -56,7 +56,7 @@ private:
 
        vector<uint32_t> pending_deltas;
 
-       uint32_t last_block_end, last_docid = -1;
+       uint32_t last_docid = -1;
 };
 
 void PostingListBuilder::add_docid(uint32_t docid)
@@ -70,7 +70,7 @@ void PostingListBuilder::add_docid(uint32_t docid)
                // Very first docid.
                write_header(docid);
                ++num_docids;
-               last_block_end = last_docid = docid;
+               last_docid = docid;
                return;
        }
 
@@ -79,7 +79,6 @@ void PostingListBuilder::add_docid(uint32_t docid)
        if (pending_deltas.size() == 128) {
                append_block();
                pending_deltas.clear();
-               last_block_end = docid;
        }
        ++num_docids;
 }