Mine

Index: FindKDE4Internal.cmake
===================================================================
--- FindKDE4Internal.cmake      (revision 686819)
+++ FindKDE4Internal.cmake      (working copy)
@@ -795,10 +795,10 @@
       file(WRITE "${_source_file}" "${_source}")
       set(_include_dirs "-DINCLUDE_DIRECTORIES:STRING=${QT_INCLUDES}")

-      try_run(_run_result _compile_result ${CMAKE_BINARY_DIR} ${_source_file} CMAKE_FLAGS "${_include_dirs}")
+      try_run(_run_result _compile_result ${CMAKE_BINARY_DIR} ${_source_file} CMAKE_FLAGS "${_include_dirs}" OUTPUT_VARIABLE output_var)

       if(NOT _compile_result)
-         message(FATAL_ERROR "Could not compile simple test program:\n ${_source}")
+         message(FATAL_ERROR "Could not compile simple test program:\n ${output_var}")
       endif(NOT _compile_result)
       if(_run_result)
          message(FATAL_ERROR "Qt compiled without support for -fvisibility=hidden. This will break plugins and linking of some applications. Please fix your Qt installation.")