Fix a faulty assert() statement identified by

[forum:/forumpost/0b91a75039|forum post 0b91a75039].

FossilOrigin-Name: 1f132bb03a22479ceeca0fd14940e2a1b29ce54b7784d5b0133450056813d877

manifest

@@ -1,5 +1,5 @@
-C fiddle:\smodernized\sthe\sUI\sbased\son\srelated\scode\sin\sfossil's\s/pikchrshow.\sChanged\sthe\scolor\sscheme\sto\smatch\ssqlite.org.
-D 2022-06-10T09:31:12.484
+C Fix\sa\sfaulty\sassert()\sstatement\sidentified\sby\n[forum:/forumpost/0b91a75039|forum\spost\s0b91a75039].
+D 2022-06-10T10:10:31.882
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -642,7 +642,7 @@ F src/upsert.c 8789047a8f0a601ea42fa0256d1ba3190c13746b6ba940fe2d25643a7e991937
 F src/utf.c ee39565f0843775cc2c81135751ddd93eceb91a673ea2c57f61c76f288b041a0
 F src/util.c 602fe229f32a96ceccae4f40824129669582096f7c355f53dbac156c9fecef23
 F src/vacuum.c bb346170b0b54c6683bba4a5983aea40485597fdf605c87ec8bc2e199fe88cd8
-F src/vdbe.c 388ced8d8c8724f8c1e9395b0727c628d7b9b813dfcb4fc67a67c56e46896be2
+F src/vdbe.c 1da334a0eed3718cfb8c411b1e5c1865b67ecc7df463e7676cbddd106eaea1ab
 F src/vdbe.h 07641758ca8b4f4c6d81ea667ea167c541e6ece21f5574da11e3d21ec37e2662
 F src/vdbeInt.h ef43f7fdc5fde29fc3fd29c506c12830f366178fdb4edbbf0cbc3dfbd1278b5f
 F src/vdbeapi.c 354c893f1500cf524cc45c32879b9c68893a28b77e3442c24668d6afe4236217
@@ -1086,7 +1086,7 @@ F test/fuzz4.test c229bcdb45518a89e1d208a21343e061503460ac69fae1539320a89f572eb6
 F test/fuzz_common.tcl b7197de6ed1ee8250a4f82d67876f4561b42ee8cbbfc6160dcb66331bad3f830
 F test/fuzz_malloc.test f348276e732e814802e39f042b1f6da6362a610af73a528d8f76898fde6b22f2
 F test/fuzzcheck.c e34696a5db46738118b2efd14fb71f8458ecf0f482df8bbae18fa1d64db9ab7b
-F test/fuzzdata1.db d36e88741b4f23bcbaaf55b006290669d03c6c891cf13c7b3a53bc1b097b693f
+F test/fuzzdata1.db 3e86d9cf5aea68ddb8e27c02d7dfdaa226347426c7eb814918e4d95475bf8517
 F test/fuzzdata2.db 128b3feeb78918d075c9b14b48610145a0dd4c8d6f1ca7c2870c7e425f5bf31f
 F test/fuzzdata3.db c6586d3e3cef0fbc18108f9bb649aa77bfc38aba
 F test/fuzzdata4.db b502c7d5498261715812dd8b3c2005bad08b3a26e6489414bd13926cd3e42ed2
@@ -1976,8 +1976,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P bbaf1f2eb1e1637b356ed7ab1d1cf5bbc8e1fe3bb2fb46a8f37de091726f38af
-R 4297b03f01cbe8b046ff1e0ad3f9bad5
-U stephan
-Z 3f16792acb3b181df964e73f925d42be
+P c4523ffcc076e9cddba62c3b832f9a04d4f3c5595a312ac74099927aae085a52
+R 273fc81b1a6920c16d46ceef70e864b9
+U drh
+Z 99398894df3ac8ebd828c50d2e10c75b
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
-c4523ffcc076e9cddba62c3b832f9a04d4f3c5595a312ac74099927aae085a52
+1f132bb03a22479ceeca0fd14940e2a1b29ce54b7784d5b0133450056813d877

src/vdbe.c

@@ -7979,7 +7979,6 @@ case OP_VColumn: {
 
   VdbeCursor *pCur = p->apCsr[pOp->p1];
   assert( pCur!=0 );
-  assert( pCur->eCurType==CURTYPE_VTAB );
   assert( pOp->p3>0 && pOp->p3<=(p->nMem+1 - p->nCursor) );
   pDest = &aMem[pOp->p3];
   memAboutToChange(p, pDest);
@@ -7987,6 +7986,7 @@ case OP_VColumn: {
     sqlite3VdbeMemSetNull(pDest);
     break;
   }
+  assert( pCur->eCurType==CURTYPE_VTAB );
   pVtab = pCur->uc.pVCur->pVtab;
   pModule = pVtab->pModule;
   assert( pModule->xColumn );