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7 check-ins occurring around fdddb477c89dabb9.

2014-09-18
01:29
Merge micro-optimizations into trunk after fixing the build on MSVC. Performance now shows 7.58% faster than the 3.8.6 release on x64 with gcc 4.8.1 and -Os. (check-in: 1de558bcb1 user: drh tags: trunk)
01:21
Fix compiler warnings and change the nullMem structure initializer into a format that MSVC can understand. (Closed-Leaf check-in: 163bfae858 user: drh tags: micro-optimizations)
2014-09-17
23:37
Performance improvement and slight size reduction to the comparison operators in the VDBE. (check-in: 14052a7d08 user: drh tags: micro-optimizations)
19:05
Fix an unintialized variable problem in sqlite3ota.c. (check-in: 0126860751 user: dan tags: ota-update)
16:41
In the Mem object, stop requiring that Mem.xDel be NULL when the MEM_Dyn bit is clear. Also reduce the amount of initialization of Mem objects. All for a small size reduction and performance increase. (check-in: fdddb477c8 user: drh tags: micro-optimizations)
15:20
Add tests and fixes for "PRAGMA ota_mode". (check-in: 39df35c4ac user: dan tags: ota-update)
14:52
Improved interface to the Mem object handling. Small size reduction and performance increase. (check-in: 4e43784432 user: drh tags: micro-optimizations)