5 files changed, 8 insertions, 57 deletions
diff --git a/Help/guide/tutorial/Step6/CMakeLists.txt b/Help/guide/tutorial/Step6/CMakeLists.txt
index 82d00c8..3ac5cd6 100644
--- a/Help/guide/tutorial/Step6/CMakeLists.txt
+++ b/Help/guide/tutorial/Step6/CMakeLists.txt
@@ -37,7 +37,7 @@ install(FILES "${PROJECT_BINARY_DIR}/TutorialConfig.h"
   )
 
 # enable testing
-enable_testing()
+include(CTest)
 
 # does the application run
 add_test(NAME Runs COMMAND Tutorial 25)
diff --git a/Help/guide/tutorial/Step6/CTestConfig.cmake b/Help/guide/tutorial/Step6/CTestConfig.cmake
new file mode 100644
index 0000000..73efdb1
--- /dev/null
+++ b/Help/guide/tutorial/Step6/CTestConfig.cmake
@@ -0,0 +1,7 @@
+set(CTEST_PROJECT_NAME "CMakeTutorial")
+set(CTEST_NIGHTLY_START_TIME "00:00:00 EST")
+
+set(CTEST_DROP_METHOD "http")
+set(CTEST_DROP_SITE "my.cdash.org")
+set(CTEST_DROP_LOCATION "/submit.php?project=CMakeTutorial")
+set(CTEST_DROP_SITE_CDASH TRUE)
diff --git a/Help/guide/tutorial/Step6/MathFunctions/CMakeLists.txt b/Help/guide/tutorial/Step6/MathFunctions/CMakeLists.txt
index 42e098a..b12f27d 100644
--- a/Help/guide/tutorial/Step6/MathFunctions/CMakeLists.txt
+++ b/Help/guide/tutorial/Step6/MathFunctions/CMakeLists.txt
@@ -6,29 +6,6 @@ target_include_directories(MathFunctions
           INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}
           )
 
-# does this system provide the log and exp functions?
-include(CheckCXXSourceCompiles)
-check_cxx_source_compiles("
-  #include <cmath>
-  int main() {
-    std::log(1.0);
-    return 0;
-  }
-" HAVE_LOG)
-check_cxx_source_compiles("
-  #include <cmath>
-  int main() {
-    std::exp(1.0);
-    return 0;
-  }
-" HAVE_EXP)
-
-# add compile definitions
-if(HAVE_LOG AND HAVE_EXP)
-  target_compile_definitions(MathFunctions
-                             PRIVATE "HAVE_LOG" "HAVE_EXP")
-endif()
-
 # install rules
 install(TARGETS MathFunctions DESTINATION lib)
 install(FILES MathFunctions.h DESTINATION include)
diff --git a/Help/guide/tutorial/Step6/MathFunctions/MakeTable.cxx b/Help/guide/tutorial/Step6/MathFunctions/MakeTable.cxx
deleted file mode 100644
index ee58556..0000000
--- a/Help/guide/tutorial/Step6/MathFunctions/MakeTable.cxx
+++ /dev/null
@@ -1,25 +0,0 @@
-// A simple program that builds a sqrt table
-#include <cmath>
-#include <fstream>
-#include <iostream>
-
-int main(int argc, char* argv[])
-{
-  // make sure we have enough arguments
-  if (argc < 2) {
-    return 1;
-  }
-
-  std::ofstream fout(argv[1], std::ios_base::out);
-  const bool fileOpen = fout.is_open();
-  if (fileOpen) {
-    fout << "double sqrtTable[] = {" << std::endl;
-    for (int i = 0; i < 10; ++i) {
-      fout << sqrt(static_cast<double>(i)) << "," << std::endl;
-    }
-    // close the table with a zero
-    fout << "0};" << std::endl;
-    fout.close();
-  }
-  return fileOpen ? 0 : 1; // return 0 if wrote the file
-}
diff --git a/Help/guide/tutorial/Step6/MathFunctions/mysqrt.cxx b/Help/guide/tutorial/Step6/MathFunctions/mysqrt.cxx
index 7eecd26..abe767d 100644
--- a/Help/guide/tutorial/Step6/MathFunctions/mysqrt.cxx
+++ b/Help/guide/tutorial/Step6/MathFunctions/mysqrt.cxx
@@ -1,4 +1,3 @@
-#include <cmath>
 #include <iostream>
 
 #include "MathFunctions.h"
@@ -10,12 +9,6 @@ double mysqrt(double x)
     return 0;
   }
 
-  // if we have both log and exp then use them
-#if defined(HAVE_LOG) && defined(HAVE_EXP)
-  double result = std::exp(std::log(x) * 0.5);
-  std::cout << "Computing sqrt of " << x << " to be " << result
-            << " using log and exp" << std::endl;
-#else
   double result = x;
 
   // do ten iterations
@@ -27,6 +20,5 @@ double mysqrt(double x)
     result = result + 0.5 * delta / result;
     std::cout << "Computing sqrt of " << x << " to be " << result << std::endl;
   }
-#endif
   return result;
 }