CMake: Also filter SYMENGINE_CXX_FLAGS

diff --git a/cmake/configure/configure_symengine.cmake b/cmake/configure/configure_symengine.cmake
index 4867772178fe9baacd328d3b27894e33e20b8e92..4485401c9bec732a81804930ba0f085c5491c48a 100644 (file)
--- a/cmake/configure/configure_symengine.cmake
+++ b/cmake/configure/configure_symengine.cmake
@@ -33,6 +33,7 @@ MACRO(FEATURE_SYMENGINE_CONFIGURE_EXTERNAL)
   #
   # Overwrite the compiler flags imported from SymEngine
   #
+  SET(SYMENGINE_CXX_FLAGS)
   SET(SYMENGINE_CXX_FLAGS_DEBUG)
   SET(SYMENGINE_CXX_FLAGS_RELEASE)
 ENDMACRO()