disable -Wall in swig

swig/CMakeLists.txt

@@ -32,6 +32,12 @@ message(STATUS "INFO: " "python lib: ${PYTHON_INSTDIR}" )
 INCLUDE_DIRECTORIES(${PYTHON_INCLUDE_PATH})
 INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR})
 
+if(CMAKE_COMPILER_IS_GNUCXX)
+        set(CMAKE_CXX_FLAGS "-ansi $ENV{CXXFLAGS}")
+        set(CMAKE_CXX_FLAGS_DEBUG "-O0 -DDEBUG -ggdb3 -ansi $ENV{CXXFLAGS}")
+        set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -g -fno-omit-frame-pointer")
+endif(CMAKE_COMPILER_IS_GNUCXX)
+
 # -----------------------------------------------------------------------------
 # -----------------------------------------------------------------------------