diff --git a/Modules/CheckCSourceRuns.cmake b/Modules/CheckCSourceRuns.cmake
index 555b352b8..045fa7ee7 100644
--- a/Modules/CheckCSourceRuns.cmake
+++ b/Modules/CheckCSourceRuns.cmake
@@ -47,7 +47,6 @@ MACRO(CHECK_C_SOURCE_RUNS SOURCE VAR)
     # if the return value was 0 then it worked
     SET(result_var ${${VAR}})
     IF("${result_var}" EQUAL 0)
-      SET(${VAR} 1 CACHE INTERNAL "Test ${VAR}")
       MESSAGE(STATUS "Performing Test ${VAR} - Success")
       FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log 
         "Performing C SOURCE FILE Test ${VAR} succeded with the following output:\n"
@@ -56,7 +55,6 @@ MACRO(CHECK_C_SOURCE_RUNS SOURCE VAR)
         "Source file was:\n${SOURCE}\n")
     ELSE("${result_var}" EQUAL 0)
       MESSAGE(STATUS "Performing Test ${VAR} - Failed")
-      SET(${VAR} "" CACHE INTERNAL "Test ${VAR}")
       FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log 
         "Performing C SOURCE FILE Test ${VAR} failed with the following output:\n"
         "${OUTPUT}\n"
diff --git a/Modules/CheckCXXSourceRuns.cmake b/Modules/CheckCXXSourceRuns.cmake
index f117977d0..920a5543f 100644
--- a/Modules/CheckCXXSourceRuns.cmake
+++ b/Modules/CheckCXXSourceRuns.cmake
@@ -48,7 +48,6 @@ MACRO(CHECK_CXX_SOURCE_RUNS SOURCE VAR)
     # if the return value was 0 then it worked
     SET(result_var ${${VAR}})
     IF("${result_var}" EQUAL 0)
-      SET(${VAR} 1 CACHE INTERNAL "Test ${VAR}")
       MESSAGE(STATUS "Performing Test ${VAR} - Success")
       FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log 
         "Performing C++ SOURCE FILE Test ${VAR} succeded with the following output:\n"
@@ -57,7 +56,6 @@ MACRO(CHECK_CXX_SOURCE_RUNS SOURCE VAR)
         "Source file was:\n${SOURCE}\n")
     ELSE("${result_var}" EQUAL 0)
       MESSAGE(STATUS "Performing Test ${VAR} - Failed")
-      SET(${VAR} "" CACHE INTERNAL "Test ${VAR}")
       FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log 
         "Performing C++ SOURCE FILE Test ${VAR} failed with the following output:\n"
         "${OUTPUT}\n"