cool this got broken...;

CMakeLists.txt

@@ -64,8 +64,8 @@ else()
 endif (COMPILE_WIN32)
 
 if (CROSS_COMPILE_ARM)
-    set(CMAKE_C_COMPILER /usr/bin/arm-linux-gnueabihf-gcc CACHE STRING "C compiler")
-    set(CMAKE_CXX_COMPILER /usr/bin/arm-linux-gnueabihf-g++ CACHE STRING "C++ compiler")
+    set(CMAKE_C_COMPILER /usr/bin/arm-linux-gnueabihf-gcc CACHE STRING "C compiler" FORCE)
+    set(CMAKE_CXX_COMPILER /usr/bin/arm-linux-gnueabihf-g++ CACHE STRING "C++ compiler" FORCE)
     set(ARCH armhf)
     set(CMAKE_SYSTEM_PROCESSOR armhf)
     set(CPACK_DEBIAN_PACKAGE_ARCHITECTURE armhf)
@@ -73,8 +73,8 @@ if (CROSS_COMPILE_ARM)
     message(CHECK_START "Cross compiling for 32-bit ARM - ${CMAKE_C_COMPILER}")
 endif (CROSS_COMPILE_ARM)
 if (CROSS_COMPILE_AARCH64)
-    set(CMAKE_C_COMPILER /usr/bin/aarch64-linux-gnu-gcc CACHE STRING "C compiler")
-    set(CMAKE_CXX_COMPILER /usr/bin/aarch64-linux-gnu-g++ CACHE STRING "C++ compiler")
+    set(CMAKE_C_COMPILER /usr/bin/aarch64-linux-gnu-gcc CACHE STRING "C compiler" FORCE)
+    set(CMAKE_CXX_COMPILER /usr/bin/aarch64-linux-gnu-g++ CACHE STRING "C++ compiler" FORCE)
     set(ARCH arm64)
     set(CMAKE_SYSTEM_PROCESSOR arm64)
     set(CPACK_DEBIAN_PACKAGE_ARCHITECTURE arm64)