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Overview
| Comment: | Avoid a harmless zero offset of a null pointer in FTS3, so as to not provoke unnecessary warnings from run-time checkers. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
85d95abec4a596eb3ffd2ea19b4067dc |
| User & Date: | drh 2019-12-03 03:31:11 |
Context
|
2019-12-03
| ||
| 03:34 | Avoid a crash that could occur when a database containing a table with a temp trigger that has the same name as a temp table is detached. check-in: c4cb9708 user: dan tags: trunk | |
| 03:31 | Avoid a harmless zero offset of a null pointer in FTS3, so as to not provoke unnecessary warnings from run-time checkers. check-in: 85d95abe user: drh tags: trunk | |
| 02:51 | Avoid computing a zero offset of a null pointer, which though this is technically harmless, is upsetting to pedantic run-time checkers. check-in: 3ce804e9 user: drh tags: trunk | |
Changes
Changes to ext/fts3/fts3.c.
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*/
static void fts3EvalDlPhraseNext(
Fts3Table *pTab,
Fts3Doclist *pDL,
u8 *pbEof
){
char *pIter; /* Used to iterate through aAll */
char *pEnd = &pDL->aAll[pDL->nAll]; /* 1 byte past end of aAll */
if( pDL->pNextDocid ){
pIter = pDL->pNextDocid;
}else{
pIter = pDL->aAll;
}
if( pIter>=pEnd ){
/* We have already reached the end of this doclist. EOF. */
*pbEof = 1;
}else{
sqlite3_int64 iDelta;
pIter += sqlite3Fts3GetVarint(pIter, &iDelta);
if( pTab->bDescIdx==0 || pDL->pNextDocid==0 ){
pDL->iDocid += iDelta;
|
| > | |
4534 4535 4536 4537 4538 4539 4540 4541 4542 4543 4544 4545 4546 4547 4548 4549 4550 4551 4552 4553 4554 4555 4556 4557 |
*/
static void fts3EvalDlPhraseNext(
Fts3Table *pTab,
Fts3Doclist *pDL,
u8 *pbEof
){
char *pIter; /* Used to iterate through aAll */
char *pEnd; /* 1 byte past end of aAll */
if( pDL->pNextDocid ){
pIter = pDL->pNextDocid;
assert( pDL->aAll!=0 || pIter==0 );
}else{
pIter = pDL->aAll;
}
if( pIter==0 || pIter>=(pEnd = pDL->aAll + pDL->nAll) ){
/* We have already reached the end of this doclist. EOF. */
*pbEof = 1;
}else{
sqlite3_int64 iDelta;
pIter += sqlite3Fts3GetVarint(pIter, &iDelta);
if( pTab->bDescIdx==0 || pDL->pNextDocid==0 ){
pDL->iDocid += iDelta;
|