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Add an ALWAYS() around an unreachable condition in sqlite3VdbeMemGrow().

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FossilOrigin-Name: 0f3eb61f44c94234ffc14c3a493a27ec62c0d1e2bb62798f36eafa98ddcdc58e
This commit is contained in:
drh
2017-04-11 12:20:54 +00:00
parent b8d29c2f75
commit cbae543a5c
3 changed files with 9 additions and 9 deletions
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src/vdbemem.c
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@@ -142,7 +142,7 @@ SQLITE_NOINLINE int sqlite3VdbeMemGrow(Mem *pMem, int n, int bPreserve){
pMem->szMalloc = sqlite3DbMallocSize(pMem->db, pMem->zMalloc);
}
if( bPreserve && pMem->z && pMem->z!=pMem->zMalloc ){
if( bPreserve && pMem->z && ALWAYS(pMem->z!=pMem->zMalloc) ){
memcpy(pMem->zMalloc, pMem->z, pMem->n);
}
if( (pMem->flags&MEM_Dyn)!=0 ){