BaseTools: Coverage: make lcov v2.0 work

lcov 2.0 and newer does additional error and consistency checking compared to previous versions. This can lead to CI jobs failing due to new/unexpected errors showing up. See: - https://edk2.groups.io/g/devel/message/116138 - linux-test-project/lcov#209 - linux-test-project/lcov#238 Signed-off-by: Oliver Steffen <[email protected]>
osteffenrh · Oct 1, 2024 · ea200a8 · ea200a8
1 parent 9b20891
commit ea200a8
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/BaseTools/Plugin/HostBasedUnitTestRunner/HostBasedUnitTestRunner.py b/BaseTools/Plugin/HostBasedUnitTestRunner/HostBasedUnitTestRunner.py
@@ -156,7 +156,8 @@ def gen_code_coverage_gcc(self, thebuilder):
             return 1
 
         # Coverage data for tested files only
-        ret = RunCmd("lcov", f"--capture --directory {buildOutputBase}/ --output-file {buildOutputBase}/coverage-test.info --rc lcov_branch_coverage=1")
+        # `--ignore-errors mismatch` needed to make lcov v2.0+/gcov work.
+        ret = RunCmd("lcov", f"--capture --directory {buildOutputBase}/ --output-file {buildOutputBase}/coverage-test.info --rc lcov_branch_coverage=1 --ignore-errors mismatch")
         if ret != 0:
             logging.error("UnitTest Coverage: Failed to build coverage data for tested files.")
             return 1