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Overview
Comment:Fix a harmless sanitizer warning in the ieee754 extension.
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SHA1: dd9a26ecdeaef7b0b9cbf4ff70448ab13a276b4e
User & Date: drh 2015-11-07 00:51:15.328
Context
2015-11-07
01:19
The OPFLAG_SEEKEQ optimization is only applicable to equality comparisons against an index, not against a rowid table. (check-in: 0f5b147d1f user: drh tags: trunk)
00:51
Fix a harmless sanitizer warning in the ieee754 extension. (check-in: dd9a26ecde user: drh tags: trunk)
2015-11-06
20:22
Avoid an unnecessary key comparison when doing an indexed lookup against an equality constraint. (check-in: d741e1ccdc user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to ext/misc/ieee754.c.
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      e--;
    }
    e += 1075;
    if( e<0 ) e = m = 0;
    if( e>0x7ff ) e = 0x7ff;
    a = m & ((((sqlite3_int64)1)<<52)-1);
    a |= e<<52;
    if( isNeg ) a |= ((sqlite3_int64)1)<<63;
    memcpy(&r, &a, sizeof(r));
    sqlite3_result_double(context, r);
  }
}


#ifdef _WIN32








|








99
100
101
102
103
104
105
106
107
108
109
110
111
112
113

      e--;
    }
    e += 1075;
    if( e<0 ) e = m = 0;
    if( e>0x7ff ) e = 0x7ff;
    a = m & ((((sqlite3_int64)1)<<52)-1);
    a |= e<<52;
    if( isNeg ) a |= ((sqlite3_uint64)1)<<63;
    memcpy(&r, &a, sizeof(r));
    sqlite3_result_double(context, r);
  }
}


#ifdef _WIN32
︙︙