Category: requirements

  • A safety-critical certification of the Linux kernel

    This week there was an announcement on the system-safety mailing list that the Red Hat In-Vehicle Operating System (a version of the Linux kernel, plus a few subsystems) had been certified as being “… capable for use in ASIL B applications, …”. The Automotive Safety Integrity Levels (ASIL A is the lowest level, with D […]

  • C compiler conformance testing: with ChatGPT assistance

    How can developers check that a compiler correctly implements all the behavior requirements contained in the corresponding language specification? An obvious approach is to write lots of test cases for each distinct behavior; such a collection of tests is known as a validation suite, when used by a standard’s organization to test compilers/OS interfaces/etc. The […]