tldr/pages/common/lit.md

lit

LLVM integrated tester for executing LLVM and Clang style test suites, summarizing results. Part of LLVM. More information: https://www.llvm.org/docs/CommandGuide/lit.html.

• Run a specified test case:

lit {{path/to/test_file.test}}

• Run all test cases in a specified directory:

lit {{path/to/test_suite}}

• Run all test cases and check the wall time for each cases, then report to summary output:

lit {{path/to/test_suite}} --time-tests

• Run individual tests with Valgrind (memory check and memory leak test):

lit {{path/to/test_file.test}} --vg --vg-leak --vg-args={{args_to_valgrind}}