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Make use of the flexible-array feature of C99, when available, to try to

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pacify -fsanitize=strict-bounds.  This check-in fixes the core. There is
more yet to do in FTS3, RTREE, and in FTS5.

FossilOrigin-Name: 6fd6b32d06bd6a705e5140cd613af823b8183a6f6a9ceeeedfcf5e8b50821d68
This commit is contained in:
drh
2025-03-14 18:10:02 +00:00
parent dae87df198
commit cebf06c798
17 changed files with 175 additions and 108 deletions
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13
src/expr.c
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@@ -1738,7 +1738,7 @@ static Expr *exprDup(
With *sqlite3WithDup(sqlite3 *db, With *p){
With *pRet = 0;
if( p ){
sqlite3_int64 nByte = sizeof(*p) + sizeof(p->a[0]) * (p->nCte-1);
sqlite3_int64 nByte = SZ_WITH(p->nCte);
pRet = sqlite3DbMallocZero(db, nByte);
if( pRet ){
int i;
@@ -1865,11 +1865,9 @@ ExprList *sqlite3ExprListDup(sqlite3 *db, const ExprList *p, int flags){
SrcList *sqlite3SrcListDup(sqlite3 *db, const SrcList *p, int flags){
SrcList *pNew;
int i;
int nByte;
assert( db!=0 );
if( p==0 ) return 0;
nByte = sizeof(*p) + (p->nSrc>0 ? sizeof(p->a[0]) * (p->nSrc-1) : 0);
pNew = sqlite3DbMallocRawNN(db, nByte );
pNew = sqlite3DbMallocRawNN(db, SZ_SRCLIST(p->nSrc) );
if( pNew==0 ) return 0;
pNew->nSrc = pNew->nAlloc = p->nSrc;
for(i=0; i<p->nSrc; i++){
@@ -1931,7 +1929,7 @@ IdList *sqlite3IdListDup(sqlite3 *db, const IdList *p){
int i;
assert( db!=0 );
if( p==0 ) return 0;
pNew = sqlite3DbMallocRawNN(db, sizeof(*pNew)+(p->nId-1)*sizeof(p->a[0]) );
pNew = sqlite3DbMallocRawNN(db, SZ_IDLIST(p->nId));
if( pNew==0 ) return 0;
pNew->nId = p->nId;
for(i=0; i<p->nId; i++){
@@ -2015,7 +2013,7 @@ SQLITE_NOINLINE ExprList *sqlite3ExprListAppendNew(
struct ExprList_item *pItem;
ExprList *pList;
pList = sqlite3DbMallocRawNN(db, sizeof(ExprList)+sizeof(pList->a[0])*4 );
pList = sqlite3DbMallocRawNN(db, SZ_EXPRLIST(4));
if( pList==0 ){
sqlite3ExprDelete(db, pExpr);
return 0;
@@ -2035,8 +2033,7 @@ SQLITE_NOINLINE ExprList *sqlite3ExprListAppendGrow(
struct ExprList_item *pItem;
ExprList *pNew;
pList->nAlloc *= 2;
pNew = sqlite3DbRealloc(db, pList,
sizeof(*pList)+(pList->nAlloc-1)*sizeof(pList->a[0]));
pNew = sqlite3DbRealloc(db, pList, SZ_EXPRLIST(pList->nAlloc));
if( pNew==0 ){
sqlite3ExprListDelete(db, pList);
sqlite3ExprDelete(db, pExpr);