Zhoulai Fu

Difficulty of Using afl-cov on Mac OS -- lacking readelf

3

I am using afl-cov on Mac OS. It seems that afl-cov depends on readelf, which does not exist on Mac. What would you suggest to deal with this? ``` $...

Questions regarding www.coronastatus.fr and coronastatus.dk

1

I have two questions: 1. It seems that www.coronastatus.fr is based on the repository https://github.com/alexisthual/symptoms-tracker, contributed by Alexis Thual and Raphaëlle Bertrand-Lalo. Can you clarify? 2. As of today, www.coronastatus.dk...

Foxy: The test test_message_filter of test_tf2 fails sometimes, but not always

4

On ROS foxy, sometimes (not always) `test_tf2/test/test_message_filter` fails. ``` /opt/ros_ws/src/src/geometry2/test_tf2/test/test_message_filter.cpp:217: Failure Expected equality of these values: messages Which is: 30 n.count_ Which is: 29 [ FAILED ] MessageFilter.concurrentTransforms (658 ms)...

Unit tests for tf2_sensor_msgs.cpp not executed?

5

It seems that the program `geometry2/tf2_sensor_msgs/test/test_tf2_sensor_msgs.cpp` is not executed when running `colcon test --packages-select tf2_sensor_msgs`, as discussed in this thread: https://answers.ros.org/question/369345/where-is-the-binary-of-test_tf2_sensor_msgs/, which refers to your CMakefLists https://github.com/ros2/geometry2/blob/99d87c508ba16743837910381775849110ffe52f/tf2_sensor_msgs/CMakeLists.txt#L28-L45

I am building a C project in this way: `make CC=afl-gcc CFLAGS="-g -fsanitize=undefined" ` The goal is to detect undefined behavior bugs with AFL. Do I also have to put...

I am testing GNU Scientific Library (GSL) with AFL. Mathematical functions in GSL usually expect inputs to be within certain ranges. For example, a square root function expects nonnegative inputs....

I wonder if it is possible to let AFL terminate automatically whenever it can no more find new paths for a certain amount of time? This can be useful in...