From 3434e15ebd72a7ec96cbe5d5bbf951421c778dae Mon Sep 17 00:00:00 2001
From: Joerg Bornemann <joerg.bornemann@qt.io>
Date: Mon, 18 May 2020 21:16:00 +0200
Subject: [PATCH] CMake: Fix calling finalizers with empty arguments

Change-Id: I7a826a4cd5e38882932476ef31cdb949cc1949c8
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
---
 cmake/QtBuild.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/QtBuild.cmake b/cmake/QtBuild.cmake
index d31077d9485..2be45f9777a 100644
--- a/cmake/QtBuild.cmake
+++ b/cmake/QtBuild.cmake
@@ -2018,7 +2018,7 @@ function(qt_add_list_file_finalizer func)
         PROPERTY QT_LIST_FILE_FINALIZER_FUNCS ${func})
     foreach(i RANGE 1 9)
         set(arg "${ARGV${i}}")
-        if(i GREATER_EQUAL ARGC)
+        if(i GREATER_EQUAL ARGC OR "${arg}" STREQUAL "")
             set(arg "IGNORE")
         endif()
         set_property(GLOBAL APPEND