tests/CTestCustom.cmake - libavif - Git at Google

 set(CTEST_CUSTOM_TESTS_IGNORE
     # Ignore failing tests brought by `add_subdirectory(${AVIF_SOURCE_DIR}/ext/fuzztest)` when AVIF_FUZZTEST is not OFF
     antlr4_tests_NOT_BUILT
 )
	set(CTEST_CUSTOM_TESTS_IGNORE
	# Ignore failing tests brought by `add_subdirectory(${AVIF_SOURCE_DIR}/ext/fuzztest)` when AVIF_FUZZTEST is not OFF
	antlr4_tests_NOT_BUILT
	)