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Overview
| Comment: | Back out part of the change in [23ea2b700fd6d28d] since TH3 reveals some problems in OOM situations. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
15d215d62df72c1bf1e605629692ee40 |
| User & Date: | drh 2009-11-16 21:28:45 |
Context
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2009-11-16
| ||
| 22:54 | Fix a reference to freed memory that can occur following an OOM error in where.c. (check-in: 929b6047 user: drh tags: trunk) | |
| 21:28 | Back out part of the change in [23ea2b700fd6d28d] since TH3 reveals some problems in OOM situations. (check-in: 15d215d6 user: drh tags: trunk) | |
| 15:11 | Use the sqlite3CtypeMap to improve the speed and reduce the size of the logic in the tokenizer that recognizes identifiers. (check-in: 1c9243b0 user: drh tags: trunk) | |
Changes
Changes to src/vdbeaux.c.
2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 |
int rc = 0;
const unsigned char *aKey1 = (const unsigned char *)pKey1;
KeyInfo *pKeyInfo;
Mem mem1;
pKeyInfo = pPKey2->pKeyInfo;
mem1.enc = pKeyInfo->enc;
mem1.db = 0;
/* mem1.flags = 0; // Will be initialized by sqlite3VdbeSerialGet() */
VVA_ONLY( mem1.zMalloc = 0; ) /* Only needed by assert() statements */
/* Compilers may complain that mem1.u.i is potentially uninitialized.
** We could initialize it, as shown here, to silence those complaints.
** But in fact, mem1.u.i will never actually be used initialized, and doing
** the unnecessary initialization has a measurable negative performance
|
| |
2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 |
int rc = 0;
const unsigned char *aKey1 = (const unsigned char *)pKey1;
KeyInfo *pKeyInfo;
Mem mem1;
pKeyInfo = pPKey2->pKeyInfo;
mem1.enc = pKeyInfo->enc;
mem1.db = pKeyInfo->db;
/* mem1.flags = 0; // Will be initialized by sqlite3VdbeSerialGet() */
VVA_ONLY( mem1.zMalloc = 0; ) /* Only needed by assert() statements */
/* Compilers may complain that mem1.u.i is potentially uninitialized.
** We could initialize it, as shown here, to silence those complaints.
** But in fact, mem1.u.i will never actually be used initialized, and doing
** the unnecessary initialization has a measurable negative performance
|