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build: support local coverage report using lcov

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This commit is contained in:
Marcus Holland-Moritz 2025-08-17 14:31:31 +02:00
parent bef950dde2
commit 0c0bfd0cc7
1 changed files with 22 additions and 0 deletions
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22
CMakeLists.txt
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@ -860,6 +860,28 @@ foreach(tgt ${LIBDWARFS_TARGETS} ${LIBDWARFS_OBJECT_TARGETS} dwarfs_test_helpers
endif()
endforeach()
if(ENABLE_COVERAGE)
foreach(tgt ${BINARY_TARGETS} ${TEST_TARGETS})
list(APPEND _PROFILE_OBJECTS -object=$<TARGET_FILE:${tgt}>)
endforeach()
add_custom_target(
coverage
COMMAND ${CMAKE_COMMAND} -E remove_directory ${CMAKE_BINARY_DIR}/coverage
COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_BINARY_DIR}/coverage
COMMAND llvm-profdata merge -sparse ${CMAKE_BINARY_DIR}/profile/*.profraw -o ${CMAKE_BINARY_DIR}/coverage/dwarfs.profdata
COMMAND llvm-cov export -instr-profile=${CMAKE_BINARY_DIR}/coverage/dwarfs.profdata
-ignore-filename-regex="\(fsst\|folly\|fbthrift\|build[^/]*\)/"
-format=lcov ${_PROFILE_OBJECTS} > ${CMAKE_BINARY_DIR}/coverage/coverage.info
COMMAND genhtml -o ${CMAKE_BINARY_DIR}/coverage/html
--no-branch-coverage --missed --show-details
--rc derive_function_end_line=1
--ignore-errors inconsistent
--ignore-errors corrupt
${CMAKE_BINARY_DIR}/coverage/coverage.info
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
)
endif()
if(CMAKE_BUILD_TYPE STREQUAL Release)
# not sure why exactly, copied from fsst/CMakeLists.txt
set_source_files_properties(fsst/fsst_avx512.cpp PROPERTIES COMPILE_FLAGS -O1)