From ccbca34d6293713f236b14ad0d5f6660b9e65c9e Mon Sep 17 00:00:00 2001
From: Lars Bilke <lars.bilke@ufz.de>
Date: Fri, 29 Sep 2023 14:24:40 +0200
Subject: [PATCH] [cmake] Fixed index bug in AddTest when using vtkdiff-mesh.

---
 scripts/cmake/test/AddTest.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/cmake/test/AddTest.cmake b/scripts/cmake/test/AddTest.cmake
index b9d12cd01b9..4badb7feb47 100644
--- a/scripts/cmake/test/AddTest.cmake
+++ b/scripts/cmake/test/AddTest.cmake
@@ -518,7 +518,7 @@ Use six arguments version of AddTest with absolute and relative tolerances"
         math(EXPR DiffDataLengthMod3 "${DiffDataLength} % 3")
         if(${DiffDataLengthMod3} EQUAL 0)
             math(EXPR DiffDataLastIndex "${DiffDataLength}-1")
-            foreach(DiffDataIndex RANGE 0 ${DiffDataLastIndex} 4)
+            foreach(DiffDataIndex RANGE 0 ${DiffDataLastIndex} 3)
                 list(GET AddTest_DIFF_DATA "${DiffDataIndex}"
                      REFERENCE_VTK_FILE
                 )
-- 
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