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authordrh <drh@noemail.net>2019-04-17 21:12:05 +0000
committerdrh <drh@noemail.net>2019-04-17 21:12:05 +0000
commit680f0fe32aaf79d3e7ea5dba7a0c84c4693812ed (patch)
tree9ef8294c34dfe62ec2fa60e485ed98d631030d95 /src/wal.c
parente551b5147289167db2b014e8ec28fc7ea2454fc4 (diff)
downloadsqlite-680f0fe32aaf79d3e7ea5dba7a0c84c4693812ed.tar.gz
sqlite-680f0fe32aaf79d3e7ea5dba7a0c84c4693812ed.zip
Small performance and size optimization in sqlite3WalFindFrame().
FossilOrigin-Name: 03f2e78899fad99b0a0951b3a408268276954d4cd785389ed9a0192c9217f6fe
Diffstat (limited to 'src/wal.c')
-rw-r--r--src/wal.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/wal.c b/src/wal.c
index 845ac5679..53a9e508b 100644
--- a/src/wal.c
+++ b/src/wal.c
@@ -2908,9 +2908,9 @@ int sqlite3WalFindFrame(
}
nCollide = HASHTABLE_NSLOT;
for(iKey=walHash(pgno); sLoc.aHash[iKey]; iKey=walNextHash(iKey)){
- u32 iFrame = sLoc.aHash[iKey] + sLoc.iZero;
- if( iFrame<=iLast && iFrame>=pWal->minFrame
- && sLoc.aPgno[sLoc.aHash[iKey]]==pgno ){
+ u32 iH = sLoc.aHash[iKey];
+ u32 iFrame = iH + sLoc.iZero;
+ if( iFrame<=iLast && iFrame>=pWal->minFrame && sLoc.aPgno[iH]==pgno ){
assert( iFrame>iRead || CORRUPT_DB );
iRead = iFrame;
}