Add -Wextra to compile options (#530)

2017-05-19 16:20:40 +09:00 · 2017-05-19 16:20:40 +09:00 · 2bdc9859f8
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@ -54,7 +54,7 @@ if(USE_GPU)
 endif(USE_GPU)

 if(UNIX OR MINGW OR CYGWIN)
-    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread -O3 -Wall -std=c++11 -Wno-ignored-attributes")
+    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread -O3 -Wextra -Wall -std=c++11 -Wno-ignored-attributes")
 endif()

 if(MSVC)