Merge pull request #35998 from traceon/no-source-file-path-remapping-in-debug-builds-by-default

Set `ENABLE_BUILD_PATH_MAPPING` to `OFF` by default, if `CMAKE_BUILD_TYPE` is set to `Debug`
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Alexey Milovidov 2022-04-06 21:22:03 +03:00 committed by GitHub
commit 22c8f52273
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@ -294,14 +294,19 @@ include(cmake/cpu_features.cmake)
# Enable it explicitly.
set (COMPILER_FLAGS "${COMPILER_FLAGS} -fasynchronous-unwind-tables")
# Reproducible builds
# If turned `ON`, remap file source paths in debug info, predefined preprocessor macros and __builtin_FILE().
option(ENABLE_BUILD_PATH_MAPPING "Enable remap file source paths in debug info, predefined preprocessor macros and __builtin_FILE(). It's to generate reproducible builds. See https://reproducible-builds.org/docs/build-path" ON)
# Reproducible builds.
if (CMAKE_BUILD_TYPE_UC STREQUAL "DEBUG")
set (ENABLE_BUILD_PATH_MAPPING_DEFAULT OFF)
else ()
set (ENABLE_BUILD_PATH_MAPPING_DEFAULT ON)
endif ()
option (ENABLE_BUILD_PATH_MAPPING "Enable remapping of file source paths in debug info, predefined preprocessor macros, and __builtin_FILE(). It's used to generate reproducible builds. See https://reproducible-builds.org/docs/build-path" ${ENABLE_BUILD_PATH_MAPPING_DEFAULT})
if (ENABLE_BUILD_PATH_MAPPING)
set (COMPILER_FLAGS "${COMPILER_FLAGS} -ffile-prefix-map=${CMAKE_SOURCE_DIR}=.")
set (CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} -ffile-prefix-map=${CMAKE_SOURCE_DIR}=.")
endif()
endif ()
if (${CMAKE_VERSION} VERSION_LESS "3.12.4")
# CMake < 3.12 doesn't support setting 20 as a C++ standard version.