Merge latest trunk changes into this branch.

FossilOrigin-Name: cb1f6f18e74aeff522c332cb6c8f4c202bba8fba4ff7869198e4501ffa4a0387

test/tester.tcl

@@ -1732,6 +1732,9 @@ proc crashsql {args} {
       set msg "child process exited abnormally"
     }
   }
+  if {$r && [string match {*ERROR: LeakSanitizer*} $msg]} {
+    set msg "child process exited abnormally"
+  }
 
   lappend r $msg
 }