Avoid invoking sqlite3ExprColUsage() on an unresolve column reference.

dbsqlfuzz fc34aa62df4de103705d11b807074687ffafbda5.

FossilOrigin-Name: ac9314c0e335694b48c613145f5397247bb88c51806cd0dc3ed4ec306db4bbad

manifest

@@ -1,5 +1,5 @@
-C Bug\sfix\sin\sthe\sJSONB\svalidator.\ndbsqlfuzz\sac6fa521a08609a642198e7decf64180e750b3c4
-D 2023-12-13T15:27:03.130
+C Avoid\sinvoking\ssqlite3ExprColUsage()\son\san\sunresolve\scolumn\sreference.\ndbsqlfuzz\sfc34aa62df4de103705d11b807074687ffafbda5.
+D 2023-12-13T16:45:18.334
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -734,7 +734,7 @@ F src/pragma.h e690a356c18e98414d2e870ea791c1be1545a714ba623719deb63f7f226d8bb7
 F src/prepare.c 371f6115cb69286ebc12c6f2d7511279c2e47d9f54f475d46a554d687a3b312c
 F src/printf.c 18fbdf028345c8fbe6044f5f5bfda5a10d48d6287afef088cc21b0ca57985640
 F src/random.c 606b00941a1d7dd09c381d3279a058d771f406c5213c9932bbd93d5587be4b9c
-F src/resolve.c d017bad7ba8e778617701a0e986fdeb393d67d6afa84fb28ef4e8b8ad2acf916
+F src/resolve.c da0a596a645cd7a8a9fd030e5126600b5639cc63f8ead18c1b67ff5a8a9b6a7f
 F src/rowset.c 8432130e6c344b3401a8874c3cb49fefe6873fec593294de077afea2dce5ec97
 F src/select.c 9f55c9f3307b9888f62abe709eec245e98ff217bd14c044f93d72810bb7dc445
 F src/shell.c.in 0cd2ef4b3c814dded5436625ab664d9a973cbc4266a1768e3aa4cbf11bb41eca
@@ -2153,8 +2153,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 1b229c1101d6c384a30f343c5e47b471ab084b2d8e81170eb8f642afc1c67e3b
-R 9712267960fcb4221f5d0c5eee069b9a
+P 3e940a6a08b0a0434650cd3d8dd286e09ad8ab805b0a4d515e57bba5d3608577
+R 12c352a17a15c54a5cfe08ba07f54fc8
 U drh
-Z 12d7bcafc8f212e81442662dadd8f2af
+Z 9d3792e688e126d78c7c047eb33fe2f8
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
-3e940a6a08b0a0434650cd3d8dd286e09ad8ab805b0a4d515e57bba5d3608577
+ac9314c0e335694b48c613145f5397247bb88c51806cd0dc3ed4ec306db4bbad

src/resolve.c

@@ -182,6 +182,7 @@ Bitmask sqlite3ExprColUsed(Expr *pExpr){
   assert( ExprUseYTab(pExpr) );
   pExTab = pExpr->y.pTab;
   assert( pExTab!=0 );
+  assert( n < pExTab->nCol );
   if( (pExTab->tabFlags & TF_HasGenerated)!=0
    && (pExTab->aCol[n].colFlags & COLFLAG_GENERATED)!=0
   ){
@@ -784,7 +785,7 @@ static int lookupName(
   ** If a generated column is referenced, set bits for every column
   ** of the table.
   */
-  if( pExpr->iColumn>=0 && pMatch!=0 ){
+  if( pExpr->iColumn>=0 && cnt==1 && pMatch!=0 ){
     pMatch->colUsed |= sqlite3ExprColUsed(pExpr);
   }