warnings when compiling on raspberry pi

[kopp]

We get the following warnings when compiling rosaria on raspberry pi, ubuntu 16.04, ros kinetic, libaria 2.8.0, gcc 5.4.0

Note for people also compiling rosaria on a Raspberry Pi: Use catkin build -j 1, otherwise the process consumes too much ram.

Warnings   << rosaria:make /home/ubuntu/AmigomatedDriving/logs/rosaria/build.make.001.log                           
In file included from /home/ubuntu/AmigomatedDriving/src/external/rosaria/RosAria.cpp:22:0:
/home/ubuntu/AmigomatedDriving/devel/.private/rosaria/include/rosaria/RosAriaConfig.h:473:7: warning: this decimal constant is unsigned only in ISO C90
       __min__.TicksMM = -2147483648;
       ^
/home/ubuntu/AmigomatedDriving/devel/.private/rosaria/include/rosaria/RosAriaConfig.h:483:7: warning: this decimal constant is unsigned only in ISO C90
       __min__.DriftFactor = -2147483648;
       ^
In file included from /home/ubuntu/AmigomatedDriving/src/external/rosaria/RosAria.cpp:22:0:
/home/ubuntu/AmigomatedDriving/devel/.private/rosaria/include/rosaria/RosAriaConfig.h:493:7: warning: this decimal constant is unsigned only in ISO C90
       __min__.RevCount = -2147483648;
       ^
In file included from /opt/ros/kinetic/include/ros/ros.h:40:0,
                 from /home/ubuntu/AmigomatedDriving/src/external/rosaria/RosAria.cpp:8:
/home/ubuntu/AmigomatedDriving/src/external/rosaria/RosAria.cpp: In member function ‘int RosAriaNode::Setup()’:
/opt/ros/kinetic/include/ros/console.h:346:176: warning: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 8 has type ‘std::map<int, ArLaser*>::size_type {aka unsigned int}’ [-Wformat=]
     ::ros::console::print(filter, __rosconsole_define_location__loc.logger_, __rosconsole_define_location__loc.level_, __FILE__, __LINE__, __ROSCONSOLE_FUNCTION__, __VA_ARGS__)
                                                                                                                                                                                ^
/opt/ros/kinetic/include/ros/console.h:349:5: note: in expansion of macro ‘ROSCONSOLE_PRINT_AT_LOCATION_WITH_FILTER’
     ROSCONSOLE_PRINT_AT_LOCATION_WITH_FILTER(0, __VA_ARGS__)
     ^
/opt/ros/kinetic/include/ros/console.h:379:7: note: in expansion of macro ‘ROSCONSOLE_PRINT_AT_LOCATION’
       ROSCONSOLE_PRINT_AT_LOCATION(__VA_ARGS__); \
       ^
/opt/ros/kinetic/include/ros/console.h:561:35: note: in expansion of macro ‘ROS_LOG_COND’
 #define ROS_LOG(level, name, ...) ROS_LOG_COND(true, level, name, __VA_ARGS__)
                                   ^
/opt/ros/kinetic/include/rosconsole/macros_generated.h:112:35: note: in expansion of macro ‘ROS_LOG’
 #define ROS_INFO_NAMED(name, ...) ROS_LOG(::ros::console::levels::Info, std::string(ROSCONSOLE_NAME_PREFIX) + "." + name, __VA_ARGS__)
                                   ^
/home/ubuntu/AmigomatedDriving/src/external/rosaria/RosAria.cpp:491:5: note: in expansion of macro ‘ROS_INFO_NAMED’
     ROS_INFO_NAMED("rosaria", "rosaria: there are %lu connected lasers", lasers->size());
     ^
cd /home/ubuntu/AmigomatedDriving/build/rosaria; catkin build --get-env rosaria | catkin env -si  /usr/bin/make --jobserver-fds=6,7 -j; cd -

[songj01]

how to solve the issue?