Add an assert() statement to delete.c.

FossilOrigin-Name: 40fce67ecf0e71db3c8f3da3f72cc80a3d0f8fb2

manifest

@@ -1,5 +1,5 @@
-C Fix\scompiler\swarnings.
-D 2015-09-19T18:08:13.197
+C Add\san\sassert()\sstatement\sto\sdelete.c.
+D 2015-09-19T18:11:18.686
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in 2047811644c5bac91ccdfc2720e49b60965a63a7
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -291,7 +291,7 @@ F src/complete.c addcd8160b081131005d5bc2d34adf20c1c5c92f
 F src/ctime.c 5a0b735dc95604766f5dac73973658eef782ee8b
 F src/date.c fb1c99172017dcc8e237339132c91a21a0788584
 F src/dbstat.c e637e7a7ff40ef32132a418c6fdf1cfb63aa27c7
-F src/delete.c 5ab483f15aaf202290227d5dd1f10a7ecce3d6b1
+F src/delete.c 371df4fc86e96efeaed3d37565aef77f956be109
 F src/expr.c 3a76afcdac925294c39903b7002ddb9e5fd29863
 F src/fault.c 160a0c015b6c2629d3899ed2daf63d75754a32bb
 F src/fkey.c 83e1baba999bed3144ea5a2143fc922edf51135f
@@ -1387,7 +1387,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh 48bd54594752d5be3337f12c72f28d2080cb630b
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
-P 809d67b61164b83bbb6962f0edee1793a483ccab
-R bab8c56b96d20ed3c77321003b4b9a52
-U drh
-Z 6a9fa43b557b8b4a775a8ba25a8484d8
+P 5c31ee62a196b914673384a611534fd778dc64b0
+R 4ce047a31774a6a4781364ff4ecf8f55
+U dan
+Z 15395d5bafcc929901d2af1e98ec30be

manifest.uuid

@@ -1 +1 @@
-5c31ee62a196b914673384a611534fd778dc64b0
+40fce67ecf0e71db3c8f3da3f72cc80a3d0f8fb2

src/delete.c

@@ -412,6 +412,7 @@ void sqlite3DeleteFrom(
     if( pWInfo==0 ) goto delete_from_cleanup;
     eOnePass = sqlite3WhereOkOnePass(pWInfo, aiCurOnePass);
     assert( IsVirtual(pTab)==0 || eOnePass==ONEPASS_OFF );
+    assert( IsVirtual(pTab) || bComplex || eOnePass!=ONEPASS_OFF );
   
     /* Keep track of the number of rows to be deleted */
     if( db->flags & SQLITE_CountRows ){