--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -117,12 +117,6 @@ set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${SIDX_BUILD_OUTPUT_DIRECTORY})
 # Platform and compiler specific settings
 #------------------------------------------------------------------------------

-if(NOT WIN32)
-  # Recommended C++ compilation flags
-  set(SIDX_COMMON_CXX_FLAGS
-    "-pedantic -Wall -Wpointer-arith -Wcast-align -Wcast-qual  -Wredundant-decls -Wno-long-long")
-endif(NOT WIN32)
-
 if (APPLE)
   set(SO_EXT dylib)
   set(CMAKE_FIND_FRAMEWORK "LAST")