Index: robot_localization-2.6.2/CMakeLists.txt
===================================================================
--- robot_localization-2.6.2.orig/CMakeLists.txt
+++ robot_localization-2.6.2/CMakeLists.txt
@@ -36,7 +36,7 @@ if(NOT EIGEN3_FOUND)
   set(EIGEN_PACKAGE Eigen)
 endif()
 
-set_directory_properties(PROPERTIES COMPILE_OPTIONS "-std=c++14;-Wall;-Werror")
+set_directory_properties(PROPERTIES COMPILE_OPTIONS "-std=c++14;-Wall")
 add_definitions(-DEIGEN_NO_DEBUG -DEIGEN_MPL2_ONLY)
 
 set(ROSLINT_CPP_OPTS "--filter=-build/c++11,-runtime/references")