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Small performance improvement and size reduction in sqlite3DbStrNDup().

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FossilOrigin-Name: 35cd87063d1933b87bc2176f957ecd758d7d167e9473fa615e33caec3be14783
This commit is contained in:
drh
2020-07-16 14:19:57 +00:00
parent d8b3c19991
commit 369e758fdc
3 changed files with 9 additions and 10 deletions
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6
src/malloc.c
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@@ -719,11 +719,9 @@ char *sqlite3DbStrDup(sqlite3 *db, const char *z){
char *sqlite3DbStrNDup(sqlite3 *db, const char *z, u64 n){
char *zNew;
assert( db!=0 );
if( z==0 ){
return 0;
}
assert( z!=0 || n==0 );
assert( (n&0x7fffffff)==n );
zNew = sqlite3DbMallocRawNN(db, n+1);
zNew = z ? sqlite3DbMallocRawNN(db, n+1) : 0;
if( zNew ){
memcpy(zNew, z, (size_t)n);
zNew[n] = 0;