allow warnings in build

Author: wootguy

CMakeLists.txt

@@ -25,7 +25,7 @@ if(MSVC)
 	string(REPLACE "/EHsc" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
 
 elseif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
-    set(CMAKE_CXX_FLAGS "-std=c++11 -Wall -Werror -Wno-unused -Wno-sign-compare")
+    set(CMAKE_CXX_FLAGS "-std=c++11 -Wall -Wno-unused -Wno-sign-compare")
     set(CMAKE_CXX_FLAGS_DEBUG "-g -O0")
     set(CMAKE_CXX_FLAGS_RELEASE "-Os")
 else()