ERR: Need double-quotes around expression to be mached in IF command.

Modules/CMakeDetermineCCompiler.cmake

@@ -48,9 +48,9 @@ MARK_AS_ADVANCED(CMAKE_RANLIB)
 # test to see if the c compiler is gnu
 EXEC_PROGRAM(${CMAKE_C_COMPILER} ARGS -E ${CMAKE_ROOT}/Modules/CMakeTestGNU.c OUTPUT_VARIABLE CMAKE_COMPILER_OUTPUT RETURN_VALUE CMAKE_COMPILER_RETURN)
 IF(NOT CMAKE_COMPILER_RETURN)
-   IF(${CMAKE_COMPILER_OUTPUT} MATCHES ".*THIS_IS_GNU.*" )
+   IF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_GNU.*" )
       SET(CMAKE_COMPILER_IS_GNUCC 1)
-   ENDIF(${CMAKE_COMPILER_OUTPUT} MATCHES ".*THIS_IS_GNU.*" )
+   ENDIF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_GNU.*" )
 ENDIF(NOT CMAKE_COMPILER_RETURN)
 
 

Modules/CMakeDetermineCXXCompiler.cmake

@@ -41,9 +41,9 @@ MARK_AS_ADVANCED(CMAKE_CXX_COMPILER)
 # test to see if the cxx compiler is gnu
 EXEC_PROGRAM(${CMAKE_CXX_COMPILER} ARGS -E ${CMAKE_ROOT}/Modules/CMakeTestGNU.c OUTPUT_VARIABLE CMAKE_COMPILER_OUTPUT RETURN_VALUE CMAKE_COMPILER_RETURN)
 IF(NOT CMAKE_COMPILER_RETURN)
-   IF(${CMAKE_COMPILER_OUTPUT} MATCHES ".*THIS_IS_GNU.*" )
+   IF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_GNU.*" )
       SET(CMAKE_COMPILER_IS_GNUCXX 1)
-   ENDIF(${CMAKE_COMPILER_OUTPUT} MATCHES ".*THIS_IS_GNU.*" )
+   ENDIF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_GNU.*" )
 ENDIF(NOT CMAKE_COMPILER_RETURN)
 
 # configure all variables set in this file