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Overview
Comment:Fix harmless compiler warnings only seen with STAT4 enabled.
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SHA3-256: 6f5e84bafcaf425cb664c7db8179c9c09a13c96aaf057551c04a919ca554d057
User & Date: mistachkin 2018-08-17 21:14:28.190
Context
2018-08-23
14:54
Merge enhancements from trunk. (check-in: c446c88411 user: drh tags: rtree-geopoly)
2018-08-21
12:16
Fix various harmless warnings generated by static analysis tools. (check-in: a04a0ea9e3 user: drh tags: trunk)
2018-08-18
18:14
Merge trunk fixes. (check-in: ccad277927 user: drh tags: alter-table-rename-column)
2018-08-17
21:14
Fix harmless compiler warnings only seen with STAT4 enabled. (check-in: 6f5e84bafc user: mistachkin tags: trunk)
2018-08-16
16:24
Fix a harmless unused-variable compiler warning that only came up in certain compile-time configurations. (check-in: 456842924b user: drh tags: trunk)
Changes
Side-by-Side Diff Ignore Whitespace Patch
Changes to src/vdbemem.c.
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int sqlite3Stat4Column(
  sqlite3 *db,                    /* Database handle */
  const void *pRec,               /* Pointer to buffer containing record */
  int nRec,                       /* Size of buffer pRec in bytes */
  int iCol,                       /* Column to extract */
  sqlite3_value **ppVal           /* OUT: Extracted value */
){
  u32 t;                          /* a column type code */
  u32 t = 0;                      /* a column type code */
  int nHdr;                       /* Size of the header in the record */
  int iHdr;                       /* Next unread header byte */
  int iField;                     /* Next unread data byte */
  int szField;                    /* Size of the current data field */
  int szField = 0;                /* Size of the current data field */
  int i;                          /* Column index */
  u8 *a = (u8*)pRec;              /* Typecast byte array */
  Mem *pMem = *ppVal;             /* Write result into this Mem object */

  assert( iCol>0 );
  iHdr = getVarint32(a, nHdr);
  if( nHdr>nRec || iHdr>=nHdr ) return SQLITE_CORRUPT_BKPT;
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