1 files changed, 6 insertions, 3 deletions
diff --git a/src/shell.c.in b/src/shell.c.in
index 1e3a07fe4..0a827335c 100644
--- a/src/shell.c.in
+++ b/src/shell.c.in
@@ -10925,11 +10925,14 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
       (void)cmdline_option_value(argc, argv, ++i);
 #endif
     }else if( strcmp(z,"-pagecache")==0 ){
-      int n, sz;
-      sz = (int)integerValue(cmdline_option_value(argc,argv,++i));
+      sqlite3_int64 n, sz;
+      sz = integerValue(cmdline_option_value(argc,argv,++i));
       if( sz>70000 ) sz = 70000;
       if( sz<0 ) sz = 0;
-      n = (int)integerValue(cmdline_option_value(argc,argv,++i));
+      n = integerValue(cmdline_option_value(argc,argv,++i));
+      if( sz>0 && n>0 && 0xffffffffffffLL/sz<n ){
+        n = 0xffffffffffffLL/sz;
+      }
       sqlite3_config(SQLITE_CONFIG_PAGECACHE,
                     (n>0 && sz>0) ? malloc(n*sz) : 0, sz, n);
       data.shellFlgs |= SHFLG_Pagecache;