[sql] Import reference version of SQLite 3.7.6.3.

third_party/sqlite/sqlite-src-3070603/test/malloc_common.tcl

 # 2007 May 05
 #
 # The author disclaims copyright to this source code.  In place of
 # a legal notice, here is a blessing:
 #
 #    May you do good and not evil.
 #    May you find forgiveness for yourself and forgive others.
 #    May you share freely, never taking more than you give.
 #
 #***********************************************************************
@@ skipping 640 matching lines @@
         if {[lsearch $answers $res]>=0} {
           set res $str
         }
         do_test $name.$zName.$iFail [list set {} $res] $str
         set cksum2 [db one $cksumsql]
         if {$cksum1 != $cksum2} return
       }
     }
   }
 }