fixing errors with compiler flags

CMakeLists.txt

@@ -124,7 +124,14 @@ if(CMAKE_COMPILER_IS_GNUCC)
     
   endif(${CMAKE_BUILD_TYPE} STREQUAL "Debug")
   
-  
+  IF(${CMAKE_SYSTEM_PROCESSOR} MATCHES "arm")
+set(CMAKE_C_FLAGS  "${CMAKE_C_FLAGS} -mfpu=neon -march=native -DIS_ARM -DHAVE_NEON")
+message(STATUS "have ARM")
+ELSE(${CMAKE_SYSTEM_PROCESSOR} MATCHES "arm")
+ENDIF(${CMAKE_SYSTEM_PROCESSOR} MATCHES "arm")
+
+set(CMAKE_REQUIRED_FLAGS ${CMAKE_C_FLAGS})
+
   if(NOT WIN32)
       ADD_CXX_COMPILER_FLAG_IF_AVAILABLE(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN)
   endif(NOT WIN32)

cmake/modules/FindSSE.cmake

@@ -1,3 +1,6 @@
+#if (NOT CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64|^i[3,9]86$")
+#   return()
+#endif()
 
 include(CheckCSourceRuns)
 
@@ -96,4 +99,4 @@ if (ENABLE_SSE)
 
 endif()
 
-mark_as_advanced(HAVE_SSE, HAVE_AVX, HAVE_AVX2)
+mark_as_advanced(HAVE_SSE, HAVE_AVX, HAVE_AVX2)