Update to SQLite 3.35.3

configure.ac

@@ -4,7 +4,7 @@ dnl Copyright (C) 2019-2021 Ulrich Telle <[email protected]>
 dnl
 dnl This file is covered by the same licence as the entire SQLite3 Multiple Ciphers package.
 
-AC_INIT([sqlite3mc], [1.2.2], [[email protected]])
+AC_INIT([sqlite3mc], [1.2.3], [[email protected]])
 
 dnl This is the version tested with, might work with earlier ones.
 AC_PREREQ([2.69])

readme.md

@@ -12,6 +12,8 @@ The code was mainly developed under Windows, but was tested under Linux as well.
 
 ## Version history
 
+* 1.2.3 - *March 2021*
+  - Based on SQLite version 3.35.3
 * 1.2.2 - *March 2021*
   - Based on SQLite version 3.35.2
 * 1.2.1 - *March 2021*

src/shell.c

@@ -13219,6 +13219,7 @@ static void exec_prepared_stmt_columnar(
   if( rc!=SQLITE_ROW ) return;
   nColumn = sqlite3_column_count(pStmt);
   nAlloc = nColumn*4;
+  if( nAlloc<=0 ) nAlloc = 1;
   azData = sqlite3_malloc64( nAlloc*sizeof(char*) );
   if( azData==0 ) shell_out_of_memory();
   for(i=0; i<nColumn; i++){
@@ -13258,6 +13259,7 @@ static void exec_prepared_stmt_columnar(
     if( n>p->actualWidth[j] ) p->actualWidth[j] = n;
   }
   if( seenInterrupt ) goto columnar_end;
+  if( nColumn==0 ) goto columnar_end;
   switch( p->cMode ){
     case MODE_Column: {
       colSep = "  ";