Simplifications and performance improvement in pager_write().

FossilOrigin-Name: ab7aeeead395a05b91a921ef9ebe9252fffad667

1 files changed, 5 insertions, 2 deletions

diff --git a/src/bitvec.c b/src/bitvec.c
index f1f347fef..fd908f791 100644
--- a/src/bitvec.c
+++ b/src/bitvec.c
@@ -126,8 +126,8 @@ Bitvec *sqlite3BitvecCreate(u32 iSize){
 ** If p is NULL (if the bitmap has not been created) or if
 ** i is out of range, then return false.
 */
-int sqlite3BitvecTest(Bitvec *p, u32 i){
-  if( p==0 ) return 0;
+int sqlite3BitvecTestNotNull(Bitvec *p, u32 i){
+  assert( p!=0 );
   i--;
   if( i>=p->iSize ) return 0;
   while( p->iDivisor ){
@@ -149,6 +149,9 @@ int sqlite3BitvecTest(Bitvec *p, u32 i){
     return 0;
   }
 }
+int sqlite3BitvecTest(Bitvec *p, u32 i){
+  return p!=0 && sqlite3BitvecTestNotNull(p,i);
+}
 
 /*
 ** Set the i-th bit.  Return 0 on success and an error code if